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2. Control Display Description Status or Menu Link Fan Menu Opens Fan Menu Menu Link Wheel Menu Opens Wheel Menu Menu Link Service Menu Open Service Menu Menu Link System Menu Opens System Menu Menu Link Config Menu Open Configuration Menu Menu Link Prev Opens previous menu Menu Link FAN MENU l Description Range cae E ERM Supply Inlet Air Fan Command Off O ERM Supply Inlet Air Fan is commanded off On C ERM Supply Inlet Air Fan is commanded on SfanStat Supply Inlet Air Fan status Off O Fan is on proven via differential pressure Switch On C Fan is off proven via differential pressure Switch SFanSetpt ERM Supply Inlet Air Fan VFD setpoint 10 10096 50 ERM Supply Inlet Air Fan VFD percentage VFD command output SF Press ERM Supply Inlet Air Fan pressure reading SFPrsSP Supply Inlet Air Fan Pressure Setpoint Eran ERM Exhaust Air Fan Command Off O ERM Exhaust Air Fan is commanded off On C ERM Exhaust Air Fan is commanded on EfanStat Exhaust Air Fan status Off O Fan is off proven via differential pressure Switch On C Fan is on proven via differential pressure Switch EF Off 50 to set ERM Exhaust Air Fan offset Setpoint 50 0 EFanSetpt ERM Exhaust Air Fan setpoint 10 100 50 Efan ERM Exhaust Air Fan VFD percentage c
3. erv comm avail 1 main erv rat 1 Main ERV RA Hum main_erv_rah_1 Main ERV SAF Press p main erv saf press 1 BAV A604 Main ERV SAF Speed AV 605 main erv saf spd cmd 1 i BAV AV 606 main erv eaf spd cmd 1 BAV AV6i4 mam mode 1 Output BBV BV 606 main erv start cmd stat 1 Output BBV BV 607 main erv saf stat 1 Output BBV BV 608 main erv eaf stat 1 Output BBV BV 609 main erv wheel stat 1 Output BBV BV 610 t t Outpu BV 611 main erv eaf cmd 1 BV 612 main erv wheel cmd 1 Output BBV BV 613 main erv filte stat 1 Y yuU Outpu Output BAV AV 616 main ra dewpt 1 Output BALM BV 6 comm loss alarm 1 Output BALM BV 80 erm dat bad 1 Output BALM BV 82 erm rat bad 1 BALM BALM BALM BV 87 ermrahum bad 1 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 71 Output BAV 4615 APPENDIX NOTE Remove and connect the display from the MAPS unit to the IQ controller in the energy recovery module or connect a remote display Controller Information for Option ER1 Energy Recovery Module when NOT Communicating with the MAPS Unit Controller The energy recovery module is designed for integrated operation with the MAPS unit but the controller has the capability to act as a standalone unit if communication to the main board is lost The energy recovery module continues to follow the standard sequence of operation with the
4. LT Once in the Test Mode Menu scroll down to the Manual Test menu and press the Enter button 1 4 Once on the Manual Test Mode page enable the test mode by selecting the command as shown below then press the Enter button NOTE the selection will flash and then press the INC button to change the command from off to on now press the Enter button to accept the command This now allows the test mode NOTE You must wait until the system has completed the shutdown sequence before moving to the next step Mialn Tle s t iMloldiel T e siti IMoldiel lo ffi i Next scroll down to the Fan Cmd and follow the direction in Step 7 If there is a safety alarm enabled Smoke Alarm Phase Loss Alarm Discharge Air Sensor Failure etc the system will not allow test mode to run If the system is power cycled the unit will return to normal control NOTE The display below was expanded to show all available points within the Manual Test Menu Form CP MAPSI D15 D16 D17 D18 Page 52 NOTE When moving from system components such as from fan to cooling or cooling to heating the system shuts down then restarts in the correct mode This is to insure the proper mode while testing NOTE When testing Cooling Heating stages enable the next stage before shutting down the current stage This will allow the next stage to start without shutting down
5. ERMDAT BAY we C y ERMHum BAY wa j Al VFD Manual Input 0 Output BAV AV 340 var_fan_spd_manual_1 10Vdc Manual Input Manual Input Exhaust Fan Command Output 13 t i Form CP MAPSI D15 D16 D17 D18 Page 70 Output BAV BV 347 clg Ick state 1 Number indicates which cooling stage is lockout due to Enthalpy Dry Bulb Lockout Setpoints Output BAV BV348 ret 2 Return Air Temp ERM Interface ERM VFD Constant Input BAV AV 617 main erm saf vfd speed 1 Energy Recovery Supply 10 100 50 Volume Speed Air Fan VFD Constant volume setpoint SA VFD Pressure Setpt Input BAV AV 618 main erm savfd press setpt 1 Energy Recovery Supply 0 1 Air Fan VFD Pressure Setpoint SA VFD Pressure Setpt Input BAV AV 619 main erm savfd press setpt db 1 Recovery Supply 0 1 0 05 Deadband Air Fan VFD Pressure Deadband ERM EAF Constant Input BAV AV 620 main erm eaf vfd speed 1 Energy Recovery 10 100 50 Volume Speed Exhaust Air Fan VFD Constant volume setpoint LET Pressure Setpoint EA VFD Pressure Setpt Input BAV AV 622 main erm eavfd press setpt db 1 Energy Recovery 0 1 0 05 Deadband Exhaust Air Fan VFD Pressure Deadband ERM EAF VFD Offset Input BAV AV 623 main_erm_eaf_vfd_offset_1 Energy Recovery 50 to Exhaust Air Fan VFD 50 Offset Setpoint ee
6. for fixed setpointtoresetschedule N Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 31 3 0 Dialogs cont d 3 5 14 Space Menu isp Description 0 Function Menu Link bcCIgSP pcTemp Status Only p pace Setpts p Warmup Control Displa SpcHtgSP SpcHum Spc Enth SpcDewpt UnOcc Setpts MrngCooldown Control Display _ Description Range Factory Default OccHtgSP Occupied Heating OO 70 UnocHtgSP Unoccupied Heating Setpoint OOF 6 ISpcAdjRg Space Adjustment Range 1 1 1 1 1 1 0 t10F 2 ClgenaDB Coolingenabledeadband 125 2 HtgEnDB Heatingenabledeadband OF 4 Allow NSB_ jEnablesnightsetback setup YN N 3 5 16 Fan Menu Control Display Description Function Menulink Status Only Pressure j Cumentpressuereadng 0 Opens previous menu link Description Range Factory Default niClosed n2Closed Closed inputs setpoint 25 10096 Med Speed Medium Speedsetpoint 25 1006 60 Hi Speed High Speed setpoint 25 100 SaFMinPos Supply air fan Minimum position 25 10 25 3 5 18 Outside Air Damper Menu Control Display Description Function MenuLink DmprPos X DamperCommandPosiion Status Only P MAPSI D DT8 P D16 D age 3 5 17 Fan Setpoints ORAS SES E
7. Reheat Command Output BV30 reetemdi O Comp A Command Bv300 compacmd O CompBCommand _ Output BBV comphemdi Comp C Command Output BBV BV310 compcemd 1 CS Comp D Command Output BBV EV3H compdemdi Css E DT dai C Css sss ss j OATemp Output ew Space Hum Output BAV vsa OAHum was BV AV36 mai Clg Coil DAT Output BAV AV317 ccdat 0 Modulating Heat Output BAV Damper Control Output BAV AV319 damper ci OA Dewpoint Output BAV Av320 O FiterStatus BBV BV322 erst O j Fan Status Output BBV BV323 fanstaus 1 O Pressure Output BAV 4 34 Se VFO Speed BAV was Si vid speed t _ _ Paves modrena Output PC Exhaust Fan VFD Speed AV 328 ex fan vfd 1 Output BV 329 paselssi _ Status Reheat Comp Status Output reheat comp stot BV SVG cmpbsstati CompCSius Output BBV compes sss s s C Output BBV BV335 com d statoutt s s s C j DiStsusinpu Output BV336 saws input tout 7 4 DiStsusinpu2 Output BV337 status mz out
8. 2 2 1 Neutral Air Control Space Override Control All IQ system controllers are shipped with the ability to run both the Neutral Air Con trol sequence D15 and Space Override Control Sequence D16 The system will be factory set to the option specified in the order To change the current temperature control sequence from one control to the other go to the Edit Configuration Menu Sec tion 3 5 44 and modify the control sequence setpoint CtriType Set at Factory To enable the desired temperature control sequence set the setpoint to either Neutral Air which is Option D15 or Space Ctrl which is Option D16 If changing from D15 to D16 sequence the Room Interface Module must be enabled See Section 3 1 2 2 2 Neutral Air Reset Only available on Option D15 The neutral air setpoint can be reset by the outside air temperature The reset enable setpoint AllwTempRst N is located under the Neutral Air Setpoints Menu Section 3 5 13 To enable the reset sequence change the setpoint from N to Y All associ ated menus are now available The neutral air NA setpoint is calculated using a reset table as follows fthe OAT equals the OAT Low Limit Reset Setpoint OATLoSP 20 the NA setpoint equals the NA Temperature High Reset Setpoint NatHiSP 90 If the OAT equals the OAT High Limit Reset Setpoint OATHiSP 65 the NA heating setpoint is equal to NA Temperature Low Limit Reset Setpoint NatLoSP 70 The NA Tempe
9. 2 3 2 Damper Control Options for Modulating Dampers Options AR25 AR2G AR2H and AR2K 2 3 3 Dehumidification Mode 2 3 4 Miscellaneous Optional Sensors 2 3 5 Energy Recovery Option ER1 2 4 Local Internal Schedules 2 4 1 General Information 2 4 2 Sample of Configuring a Daily Schedule 3 0 Dialogs with the Reznor MAPS Units 3 1 Remote Interface Module 3 1 1 Room Interface Module Option CL77 3 1 2 Configuring the Room Interface Module 3 2 Unit Interface Module BACview 3 2 1 Push Buttons 3 2 2 Using the Display 3 3 Handheld Display Option RB4 3 4 Menus 3 5 Detailed Menu List 3 5 1 Home Page Menu Information 3 5 2 Summary Menu 3 5 3 Quick Setpoints Menu 3 5 4 Unoccupied Setpoints Menu 3 5 5 Expanded Setpoints Setpoints Menu 3 5 6 Menus 3 5 7 Rm IM Menu 3 5 8 Morning Cool down Menu 3 5 9 Morning Warm up Menu 3 5 10 Wall Temperature Sensor Configuration Menu 3 5 11 Configure Wall Temperature Sensor Menu 3 5 12 Neutral Air Menu 3 5 13 Neutral Air Setpoints 3 5 14 Space Menu 3 5 15 Space Setpoints 3 5 16 Fan Menu 3 5 17 Fan Setpoints 3 5 18 Outside Air Damper Menu 3 5 19 Outside Air Damper Setpoints 3 5 20 Cooling Menu 3 5 21 Cooling Setpoints 3 5 22 Enthalpy Lockout 3 5 23 Dry Bulb Lockout 3 5 24 Heating Menu Form CP MAPSI D15 D16 D17 D18 Page 2 3 5 25 Heating Setpoints 3 5 26 Advanced Heating Setpoints 3 5 27 Dehumidification Menu 3 5 28 Dehumidification Setpoints 3 5 29 ERM Menu 3 5 30 ERM Se
10. 2 3 2 5 oiu 6 wold w c 212 S 5 il 3 3 gt 8 3 3 ocked Input Output BALM BV 425 locked input 1 i Output BALM BV 427 reht runtime alm 1 SAF Runtime Alarm BBV 421 saf rt alarm en 1 Enabled i Output BALM BV 428 ht failure 1 Alarm imi BALM BV 429 hi datsp alarm 1 Filter Alarm Output BALM 430 filt fail 1 Freeze Stat Alarm Output BALM BV 431 I fail 1 Space Temp Bad BALM BV 432 Sensor Outside Air Temp BALM BV 433 Sensor Bad Cooling Coil Discharge BALM BV 434 Air Temp Sensor Bad gt T rr 2 So o s s D as g A oz o o S c vl 218 c 2 3 3 50 m gt S 5 9 3 3 Discharge Air Temp Bad BALM BV 435 Sensor Outdoor Relative BALM BV 436 Humidity Sensor Bad gt is 2 e e 5 o 5 Mixed Air Temp Sensor Output BALM BV 437 mat bad 1 Bad ing Fai iti Output BALM BV 438 htg alm fia 1 Attempt A01 Heating Lost Flame Output BALM BV 439 alm If 1 A02 SAF Runtime Alarm Output BALM BV 426 saf runtime alm 1 I 2 e 3 Fire A04 Heating Weak Flame BALM 442 ignal A05 Heating Com Error BALM BV 443 Slave A99 Heating Primary Limit Output BALM BV 445 htg alm plf 1 Failure E02 Heating Modulation Output BALM BV 446 htg alm mvf 1 Valve Failure E03 O 2 e 3 ch
11. 5 az 2E 2 Q Heating Insufficient Output BALM BV 440 htg alm ica 1 Combustion Air A03 Heating Air Sensor BALM BV 447 Failure Low E04 Heating Air Sensor BALM BV 448 Failure High E05 Heating Gas Sensor BALM 449 Failure Low E06 Heating Gas Sensor BALM BV 450 Failure High E07 Heating Improper BALM BV 451 Flame Signal E08 Input E09 Heating Invalid 1 0 Plug Output BALM BV 453 htg alm iidp 1 Eid BAV 424 reht rt alm limit 1 Limit 1 a 2 a z o 3 5 a 2 m continued Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 69 9 0 Network contd 9 6 BACnet Network Point List cont d Direction Type Wem Alarm Control cont d COM Missing E20 Lockout E21 Output Failure Outputs Comp A Runtime Output AV 300 Current runtime in Hours Only used when compressor installed Comp B Runtime Output BAV AV 301 compb runtime 1 Current runtime in Hours Only used when compressor installed Comp C Runtime Output AV 302 Current runtime in Hours Only used when compressor installed Comp D Runtime Output AV 303 compd runtime 1 Current runtime in Hours Only used when compressor installed Supply Fan Runtime Output 304 Current runtime in Hours Reheat Pump Runtime Output AV 305 reheat runtime 1 Current runtime in Hours Only used when ReHeat Pump installed Supply Fan Command Output BV306
12. Heating Mode System is in Dehumidification Ventilation Mode System is in Cooling Night Setback Mode System is in Heating Night Setback Mode System is in Dehumid Night Setback Mode Current status of Supply Air Fan Unit status is On proved via the air pressure switch Unit status is Off proved via the air pressure switch Shows what has unit in Off Condition Only shown when unit is commanded off Local schedule has unit off Manual DI start stop point has unit off Room Interface Module Option CL77 has unit off Status Only BAS Off Building automation has unit off CD Off Unit Interface Module BACview has unit off RestartTimer Minutes remaining before restart attempt Only shown in restart mode PhaseLoss NoFlow Status Only Heating g g g NSB Clg NSB Htg SysRestart SysShutdown SmokeAlrm VentMode MrngCiDown MrngWarmUp Dehum CI Dehum Ht NSB Dehum Status Only Navigate Other Menus Opens Summary Menu Opens Quick Setpoints Menu Opens Menus _ Opens Schedules Opens Alarm Opens Alarm Help Opens Alarm Reset Menu Opens User Login Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 27 2122 2 F 912 e 12 5 6 3 5 3 3 5 3 2 8 E a Jgls 322 3 0 Dialogs cont d 3 5 2 Summary Menu This is the current setting for type of contro o o Mee Deae eto 6 Space The system is set to D16
13. System Shutdown Reset 7 ResetShutdown alarm command 3 5 39 Inputs Outputs Control Display Description O Inputs Inputs Status list List all current inputs j Outputs Output Status list List all current outputs and status 3 5 40 Technical Support Menu amp 7 Displaysthecurenttechnicalsupportnumber Status Only 3 5 41 Change Number Menu Control Display Description Rane Factory Default Input for area Code e 850 Input for technical support number ee 695 1901 Form CP MAPSI D15 D16 D17 D18 Page 38 3 5 42 System Menu Control Displa Function Menu Link Version Current System Software Version number Status Onl Clockset Opens System Clock Set menu 3 5 43 Clockset Menu pg 39 Support PH BACNET ROUTER Prev 3 5 43 Clockset Menu Date 7 Day Monh Year 3 5 44 BACnet Control Display Description Range Factory Default Instance Current Instance Number This be manually set if Autogenerate N Base Device ID_ Base Number 2400 3 5 45 Router change requires admin contact factory Control Display Description Range Factory Default ARC156 Current ARCnet network number Z o Z O0 t MSTP jCurentMSTPnetworknumber 12345 Mac Address ARC156 Current ARC 156addresssetbydials O
14. inlet fan pressure deadband 0 100 Er OAT Energy Recovery outside air temperature Opens previous menu 3 5 36 Calibration Menu Consult factory before changing offsets Control Display Factory Default ErSfVFD Energy Recovery supply inlet fan VFD Setpoint ON OFF l Offset Space Temperature Offset_ l Offset DA Temperature Offset 00 SpcHum_ Space Humidity SteusOny Offst SpaceHumidtyOffset o Offst OATempertueOfset 0 Offt OAHumidtyOfset 00 Offset 7 CoolingColDischargeAirTemperatue Offset I 0 Offset MixedAiTempertureofset o Ek l Offset 7 Recovery Discharge Air Temperature offset_ 0 ERM Hum Energy Recovery Discharge Air Humidity Status Only l Offset Energy Recovery Discharge Air Humidity offset_ 0 Press Status Only Offst PresueOfset o Offset Carbon dioxide Level offset o 0 3 5 37 Loop Tuning Menu Consult factory before changing Control Display Description Range Factory Default Mod Cooling Only shown when applicable SrtUp Sm Startup percentage small 10 100 20 SrtUp Lrg SrtUp Chg Cg SnSm Change per scan small 0 20 1 Cg SnLrg Cg SnChg Change per scan changeover 2 30 F Scan Rate Loop scan rate 1 300 Sec 5 5 Deadband Deadband from setpoint 0 10 F 2 Mod Cig Modulatin
15. might leak around the cable c Screw the wall plate onto the wall The wall plate has holes for three screws Using the plate as a template mark and drill holes for 3 5mm screws Screws and wall anchors are included Insert the wall anchors in the holes Attach the wall plate with the screws d Attach the sensor box to the wall plate The wall plate has three hooks that fit in holes in the sensor box Carefully snap the box in place Fasten the screw on the side of the box Form CP MAPSI D15 D16 D17 D18 Page 48 4 gt GROUND oi T CONTROL PANEL NOTE The same ground reference has to be used for the CO2 Sensor and for the DDC signal receiver Terminals 20 26 and 28 are typical control panel terminals and should be verified on the unit wiring diagram M Space Humidity Sensor P N 234822 NOTE Terminals 13 15 and 20 are typical control panel terminals and should be verified on the unit specific wiring diagram NOTE It may take ten to twenty minutes for this sensor reading to stabilize upon initial power up e Lock the lid with the screw at the bottom of the sensor box 3 Run sensor wire to the unit per the general wiring guidelines in Section 5 1 4 Connect wire to sensor The power supply has to be connected to and ground The ground is considered as system ground 5 Connect wire to factory
16. o MSTP Current MSTP Address set by dias 02 3 5 46 Configuration Menu Control Displa Description Range Factory Default Current Config QConfig Descr This menu provides a test description of the installed system components This includes items like controller type clg size htg size damper control etc This menu list the application identification number This is the barcode used by the factory to install the controller application Edit Config Equipment CtrlType Neutral Air Space Ctrl This is the D16 application This allows the space temperature to override the unit based on space P conditions This requires the CL77 room interface module Room Module p Installed This tells the controller that the room interface module is installed and activates all associated menus This menu allows the user add additional space sensors to the system and set how the unit reacts to MultiSpcSens those sensors Alarm Config Alm Timer of restarts LoLimitSP LoLimitTmr LoLimitEn Yes Htg Alarms Enabled Htg Shtdn Disabled Point Config continued Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 39 3 0 Dialogs cont d 3 5 46 Configuration Menu cont d Control Display Description Range Factory Default CC DAT Cooling coil discharge air temperature Enabled Disabled By option Ordered Filter monitor Enabled Disabled By option Ord
17. the IQ System Controller modulates the supply fan speed to maintain the static pressure setpoint Press SP 1 The IQ System Controller modulates the fan speed up on a drop in static pressure and down on a rise The control application uses a proprietary control loop to maintain the pressure setpoint The IQ System Controller limits the adjustable drive speed between a minimum setpoint SaFminPos 50 and a maximum setpoint SaFmaxPos 100 Option VFC4 Building Pressure Control Range 0 5 to 0 5 w c On a command to start the IQ System Controller enables the VFD On proof of fan sta tus the IQ System Controller modulates the supply fan speed to maintain the building pressure setpoint PressSP 0 1 The IQ System Controller modulates the fan speed up on a drop in building pressure and down on a rise The control application uses a proprietary control loop to maintain the pressure setpoint The IQ System Controller limits the adjustable drive speed between a minimum setpoint SaFminPos 50 and a maximum setpoint SaFmaxPos 100 Option VFC5 Space CO2 Control Range 0 to 2000 ppm On a command to start the IQ System Controller enables the VFD On proof of fan status the IQ System Controller modulates the supply fan speed to maintain the CO2 setpoint level CO2SP 800 The IQ System Controller modulates the fan speed up on a rise in the CO2 level and down on a decrease The control application uses a proprietary control loop to ma
18. 02 as illustrated below NOTE The default base is 2400 Therefore the device instance will be 2400 dial address In the example below the address would be 2402 The base can be modified using the BACview under the BACnet menu See menu layout for menu location EXAMPLE If the control module s address is 02 point the arrow on the TENS switch to O and the arrow on the ONES switch to 2 Tens Digit 907 Switch 25 Default 02 setting is illustrated Ones Digit 24 If dial s needs set use a small screw oy ys driver 95 Switch Form CP MAPSI D15 D16 D17 D18 Page 60 3 Connect the communications wiring to Port 1 bottom left of controller in the screw terminals labeled Net Net and Gnd NOTE Use the same polarity throughout the network segment Recommended Wire Specifications 22 AWG low capacitance twisted stranded shielded copper wire 2000 feet 610 meters before needing a Repeater Devices have to be daisy chained and not star wired 9 TX Pen 1 9 Rx Net Port 1 Net S Shield Wire 4 Turn on the power to the IQ controller 5 Set the network number Default 2400 to the unique BACnet over ARCnet net work number at the site using the BACview Follow instructions below BACnet Over ARCnet settings required in Reznor IQ System BACview After the above physical configurations have been set and adjusted there are certain parameters that need to be set
19. 6 7 and 8 Set the switches according to the legend on the IQ cover Set SW5 SW6 SW7 and SW8 to OFF for BACnet over MS TP gt The protocol legend is printed on the IQ cover For MS TP set SW5 SW6 SW7 and SW8 to OFF for either master m or slave s NOTE MS TP m master setting is recommended BACnet over MS TP m 5 Set the Duplex Selection jumper for Half Duplex See controller Ful Half illustration page 40 On the left side locate the Duplex Selection Duplex Jumper 2 2 Set jumper at half duplex 6 Set the Communications Jumper to EIA 485 See controller illustration page 41 On the left side locate the Communications Jumper Set jumper at EIA 485 EIA EIA 485 232 7 Wire communications to Port 2a left side of IQ controller for BACnet MS TP by connecting polarity specific wiring to Net Net and Gnd IQ or Other Typical IO Controller BACnet Device Port 2a 2w 4w 232 Net Tx Tx Net Tx Rx nic Rx DTR nic Rx DCD Signal Ground Form CP MAPSI D15 D16 D17 D18 Page 58 NOTE The current active network will have a sign in front of the network type Verify that the ARCnet network number is set to 0 when using BACnet over MS TP Recommended Wire Specifications Ashielded dedicated 22 AWG to 18 AWG twisted pair wire EIA 485 2000 feet 610 meters for 76 8 kbps or 3000 feet 914 4 meters for 9600 bps 19 2 kbps or 38 4 kbps befor
20. Air Cooling Deadband Setpoint used to stage up and down the cooling when system is in a Neu Dis configuration Space override Cooling Input BAV AV 249 sc_clg_dbnd_1 Dead band Setpoint around the Space Cooling Setpoint Temp Deadband used to stage up and down the cooling when system is in a Space Cooling configuration Heating Control Heating Mode Lockout AV 275 heat_mode_lockout_ When OAT is below this value heating mode is enabled Temp setpt_1 Active Heating Stg Req Output BAV AV 276 active htg stgs 1 Current number of heating stages being requested Available Heating Stages Output BAV AV 277 available htg stgs 1 Number of available heating stages Active heating DAT Output BAV AV 278 active htg ctr sp 1 Active Heating DAT setpoint control Setpoint Setpoint Setpoint continued Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 67 9 0 Network cont d 9 6 BACnet Network Point List cont d Direction Type Onee Now Heating Control cont d Setpoint Setpoint Heating Enable Input BAV AV 283 htg enable db 1 Deadband Heat staging Deadband AV 284 ht staging dbnd 1 ReHeat Control When the OA dewpoint is below this setpoint the Reheat circuit is disabled Space Humidity Setpoint Input BAV AV 501 spc hum stpt 1 When the space humidity is below this setpoint the Reheat circuit is disabled Unoccupied Humidity Input BAV AV 502 sc unocchum stpt 1 If space humidity is a
21. Backup For retention of control ler program Battery is 3 volt CR2032 Communications Proprietary commu T nications protocol Ul O1 Aux Pwr out AuxPwr Gnd 2 BACview Room Eo sv I Interface Module etc Rnet Y ml aoe B Gnd Communications be os 9 Xq B Module addressing for bene 73 device instance Base 2400 dial setting 3 wwe XE 0v 20 2 596 f Run and Error LED 94 ye Doooo oooooooooooooooooooo See Section 7 1 for D Xnet LED description rr Remote gt e E300 DCID Baud Expansion xt R 20 Communications Switches 1 amp 2 are 27 Ps BO 6 7 for communication m 6 os XB 7 Protocol N e 5 speed Baud Rate and mls BOS switches 5 8 are for aes XX gso on xd PTP 0010 n m network protocol Duplex Selection Jumper g 87485 gt Port 2a Communications Jumper SSSSS Signal Ground 00 00 00 00 00 00 Port 2a Comm Terminals MSTP Connection Rec halk ofFire point Net Net Signal ground rome Different Class 2 Circuits DO Rating 5A 250 VAC Port 1 LED Communication Transmit and Receive indicators for Port 1 ARCnet Port 1 Comm Port 2A LED Terminals Communication Transmit ARCnet Connection point and R
22. EAF VFD Exhaust Air Fan VFD option EFC2 EFC3 EFC4 Frost Cal Frost control installed Per options ordered Per options Alarm Config ordered Status Failure Adjust the failure timers 60 240 180s or Per options ordered Timer CommFail En Yes i Dirty Filter Alarm No Description Active Alarms Shows allourrentalarms StatusOnly Log for all old alarms Status Ony Previous menu link Menu Link RESET ALARMS mE Factory System Shutdown S Reset Shutdown alarm command Yeso Previous menu link Menu Link C INDEX A Airflow Diagram 45 Alarm Configuration Setpoints 36 Alarm Menu 40 Analog Outputs 41 BACnet 39 55 BACnet Menu Directory 60 61 BACnet NETWORK NUMBER 59 BACnet Network Point List 65 BACnet Over ARCnet 60 BACnet over MS TP 57 58 BASE DEVICE ID SETTING ArcNet 62 BASE DEVICE ID SETTING MS TP 60 BAS On Off 12 Battery Backup 41 Binary Outputs 41 Buttons 23 Calibration Menu 37 Clockset Menu 39 CO2 Sensor 48 Commissioning the IQ System Controller for LonWorks 64 Configuration Menu 39 Configuring the IQ System Controller for BACnet over ARC156 60 Controller Layout 41 Cooling Menu 33 Cooling Mode 6 Cooling Setpoints 33 D Damper Control 4 Damper Control Options 14 Dehumidification Menu 35 Dehumidification Mode 6 16 Dehumidification Setpoints 35 Dialogs 20 Discharge Air Sensor 46 Display 3 23 24 E ERV Menu 3
23. Form CP MAPSI D15 D16 D17 D18 Page 62 IMPORTANT NOTE Units are NOT field convertible to LonWorks Contact the factory if needed instance device address on the ERV controller is 2499 A maximum of two units with ERV modules can reside on a single network truck or subnet The alternate device instance for the ERV controller is 2498 This will need to be changed on both the ERV controller using the instructions in Section 9 3 for changing the address dip switches and also in the MAPS unit interface see Menu 3 5 30 ERV setpts menu When installing the system on an ARCnet network the device instance and net work router number will need to be addressed The default device instance device address on the ERV controller is 2499 A maximum of two units with ERV modules can reside on a single network truck or subnet The alternate device instance is 2498 This will need to be changed on both the ERV controller using the instructions in Section 9 3 for changing the address dip switches and also in the MAPS unit interface see menu 3 5 30 ERV setpts menu The next item is the network router number You will need a handheld unit interface display Option RB4 to plug directly into the ERV controller and change the network router number per the instructions in Section 9 3 9 4 LonWorks Requires Option BHB5 LonWorks is an open protocol that was originally developed by Echelon Corporation It is now maintained by Echelon in collaboration
24. Hum Sensor Field Mounted Space OAT Deg F Temp Sensor Unit Intake DAT Deg F Temp Sensor Field Mounted Duct s s s 0 100 0 10V Signal VFD Control Panel Modulating Cooling Modulating Reheat 0 100 0 10V Signal Control Panel SA Fan VFD Speed 0 100 0 10V Signal VFD Damper Control 0 100 0 10V Signal OA Damper Section Modulating Heat 0 100 0 10V Signal Control Panel Comp 4 Start Stop or E FLA E ON OFF Relay Control Panel Comp 3 Start Stop ON OFF Relay Control Panel Comp 2 Start Stop ON OFF Relay Control Panel Comp 1 Start Stop ON OFF Relay Control Panel 2 BO Reheat Start Stop ON OFF Relay Control Panel BO 1 BO SA Fan Start Stop ON OFF Relay Control Panel Refer to the illustration of the expansion board on page 42 IQ Expansion Controller 8160 Typical Physical Point Layout Option BHB6 Expansion Board Pointi Pont Points Value interface Location Type Device IN 16 Ul Future Expansion IN 15 Al RA Humidity 0 5 Vdc 0 100 RH Hum Sensor Field Mounted Duct IN 14 Al RA Temp Deg F Temp Sensor Field Mounted Duct IN 13 Manual Voltage Control Input 9 499 Terminals Control Panel 0 5 Vdc IN 12 Al CO2 0 5 Vdc PPM Level Heating Board Field Mounted Space IN 11 Al Future Expansion IN 10 Al Future Expansion IN 9 DI Future Expansion ON OFF Dry Contract Control Panel IN 8 DI Manual Occupancy Cmd ON OFF Dry Contract Control Panel IN 7 DI F
25. Mode Controls Option D15 There is a call for heating from the system when the discharge air tem perature DAT is less than the Active Neutral Air Heating Setpoint by a difference of the Heating Enable Deadband HtgEnDb 4 for more than 60 seconds Option D16 There is a call for heating from the system when the DAT is less than the Active DAT Heating Setpoint HtgDatSP by a difference of the Heating Enable Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 5 2 0 Sequence of Operation cont d Discharge Air Reset allows for the system to automatically adjust the discharge Automatic Discharge Air Setpoint Reset Based temperature to help maintain space on Space Differential setpoints Space Discharge Air Differential Setpoint 2 SpcLoSP 90 DatHiSp NOTE See the operations manual for the specific number of cooling stages available for each cooling size Heating Mode Controls Deadband HtgEnDb 4 for more than 30 seconds The Active DAT Heating Setpoint HtgDatSP for Option D16 is calculated using a reset table 90 85 80 75 2 1 0 1 70 DatLoSp Discharge Air Setpoint Space Differential Cooling Mode There is an intra stage delay of 240 seconds between staging up and down of com pressors to prevent short cycling Upon a call for cooling and proof of fan status the system enables the first
26. Option BE11 and VFD control Option VFC3 Field 234819 Building Pressure Sensor 0 10Vdc output for 0 5 to 0 5 inches static monitoring Option BE12 VFD control Option VFC4 and damper control Option GF5 Space CO2 Sensor 0 5Vdc output for 0 to 2000 PPM monitoring Option Field BE15 VFD control Option VFC5 and damper control Option GF6 Space Humidity Sensor Option DT7 0 10Vdc output for Humidity 222756 Wall Temperature Sensor Communicating Wall Temperature Sensor Option Field CL77 with System Control Option D15 provided for space override with System Control Option D16 required with VFD control Option VFC7 Evaporator Coil Discharge Air Temperature Type 2 10k Ohm thermistor Factory monitoring Option BE9 and reheat modulation control Option AUR1 234823 LonWorks Card Option BHB5 Requires change to software program Opt Factory Factory amp Field Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 51 7 0 Test Mode NOTE Depending on the cooling size the condenser fans may be interlocked with only certain stages of cooling Therefore you may have to run compressors in conjunction while testing to allow condenser fan operation NOTE Brackets are around the current selection 7 1 General The IQ system controller has a test mode to assist in the start up procedure The manual test mode allows each component to be staged individually to allow for start up of the system The componen
27. Page 74 Menu Link Factory Default Factory ERM Stand alone Detailed Menu List cont d B ACNET Control rer Factory Display Description cont d Default Autogenerature Device ID from Base Previous menu link Menu Link ROUTER Control ae Factory ARC156 Current ARCnet network number C v j o MSTP MSTP network number 1200 Note sign indicates what the current network is set to Network not being used should be set to 0 Mac Address ARC156 Current ARC 156 address set by dias 2 MSTP Current MSTP Address set by dials 2 2Prev _ Prevousmenul nk CONFIGURATION MENU Control Description Range Factory Display Default Current Menu Link Current Cofiguration Under development Edit Configuration Under development MenuLink Previousmenulink 7 MenuLink Current Config Config Descr This menu provides a test description of the installed system components This include items like controller type clg size htg size damper control etc This menu list the application identification number This is the barcode used by the factory to install the controller application Edit Config play Default Equipment Supply Inlet Air Fan motor SN2 SN10 SFD1 Per options option ordered FD Supply Inlet Air Fan VFD SFC2 SFC3 SFC4 Per options option ordered or Exhaust Air Fan motor option EN2 EN10 EFD1 Per options ordered
28. Recovery Communication Status Linked The Main unit and ERM controller are connected Comm Loss 706 Main unit has loss communication connection to the ERM module ERM will operate as a stand alone unit SpcLoSP Space Differential Low Setpoint 0 5 5 ErSfStat Energy Recovery supply inlet fanstatus C ErSfPres Recovery supply inlet fan pressure C rkr K UT U O ErEf Cmd ErEfStat Energy Recovery exhaust fan status ErEf VFD ErEfPres Recovery exhaust fan building pressure r 1 O ErW Cmd ErFilter 1 Recovery outside air filter status Er RAT Energy Recovery return air temperature Energy Recovery return air humidit Er RA Hum ErRaEnth Energy Recovery return air enthalp ErRaDewpt Energy Recovery return air dewpoint Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 35 3 0 Dialogs cont d 3 5 30 ERM Setpoints Energy Recovery supply inlet fan VEDsetpont 10 100 Energy Recovery supply inlet fan pressure setpoint 41 Energy Recovery supply inlet fan pressure deadband Iced C 10 100 Energy Recovery exhaust fan pressure setpoint 41 0 Energy Recovery exhaust fan offset 50 50 DefrostSp OAT setpoint at which the defrost control is activated 15 30 F Config ERM Address This allows the ERM controller address to be changed NOTE Physical 2499 2498 2499 address
29. communication connection to the ERM module ERM Comm Loss will operate as a stand alone unit See Appendix page 71 ErStiStin Energy Recovery Start Stop Digital input status f f f Energy Recovery supply inlet fan command ErSfStat Energy Recovery supply inlet fan status Energy Recovery supply inlet fan VFD command ErSfPres Energy Recovery supply inlet fan pressure ErEf Cmd Energy Recovery exhaust fan command 2 ErEfStat Energy Recovery exhaust fan status i Energy Recovery exhaust fan VFD command ErEfPres Energy Recovery exhaust fan building pressure ErWCmd Energy Recovery enthalpy wheel command 2 ErWStat Energy Recovery enthalpy wheel status o O O Energy Recovery enthalpy wheel discharge supply air temperature Po Er OAT Energy Recovery outside air temperature o To o ErFilter Energy Recovery outside air filter status Er RAT Energy Recovery return air temperature ErRAHum Energy Recovery return air humidity 2 ErRaEnth Energy Recovery return air enthalpy 1 e ErRaDewpt EnergyRecoveryretumairdewpoint e 3 5 3 Quick Setpoints Menu Control Display Description Range Factory Default Occupied Space Heating Setpoint Shown under D16 control 55 90 F 70 z Space Adjustment Range Shown under D16 control and when CL77 is SpcAdjRg installe
30. control Space override control J y y O Status Cumentstatusofunit Ons Unit status is on proved via the air proving switch off Unit status is off proved via the air proving switch Mode Current System Mode See Mode definitions in 3 5 1 Home Page menu information Off md Shows what has unit in Off Condition Only shown when unitisoff See OffCmd definitions 3 5 1 Home Page menu information SFanCmd SupplyAirFanCommand On Unitstatus is commanded on 1 off Unitstatus is commanded of O Supply Air Fan VFD command percentage Outside Air Temperature reading OA Hum OA Enth OA Dewpt DA Temp SpcTemp SpcDewpoint Space Dewpoint calculated reading Active Spce Heating Setpoint For D15 this is the active discharge air heating setpoint j o SpcCIgSP CC DAT Cooling Coil Discharge AirTemperaturereading Heating Current Heating Status e Enabled Heating is allowed torun O Disabled Healingisnotallowedtorun O HtgFB Deep Modulating Heating Alarm Feedback Comm_Error___ No feedback signal available from deep modulation heating board Off Deep modulation heating board isoff C On Deep modulation heating board is on V y Deep modulation heating board is returning a failure see alarm menu for 3 5 3 Quick Setpoints Failure PAD specific failure Menu pg 29 ofXStgs
31. dis play The system will automatically adjust the exhaust air VFD speed to match the main unit blower VFD speed with the difference of the exhaust air fan VFD offset setpoint Option EFC9 Energy Recovery Exhaust Air Adjustable Constant Volume Control On a command to start the system controller enables the VFD and indexes the VFD drive speed to a fixed position based on the exhaust air fan VFD setpoint EAVFD SetPt 50 available via the local control display Enthalpy Wheel Control Upon proof of the supply and exhaust air fans the controller will start the enthalpy wheel There is a current switch to prove wheel operation The unit controller shall monitor the exchanger DAT temperature Whenever the main unit goes into econo mizer mode the unit shall stop the enthalpy wheel There is a built in jog application on the wheel to help prevent dirt buildup when wheel is off due to economizer Frost Prevention All Option ER1 energy recovery modules have a built in frost pre vention sequence The frost prevention sequence monitors the outside air tempera ture and when the outside air temperature falls below 7 F 14 C the controller imple ments a wheel start stop jog sequence to prevent frost buildup Frost will not damage the wheel but will plug the wheel reducing airflow The default setpoint of 7 F 14 C assumes a return air design condition with a maximum temperature of 72 F 22 C at 40 RH as shown in the table below If mak
32. feet long 1 4 I D for tubing lengths up to 300 feet and 3 8 I D for tubing lengths up to 900 feet When sensing duct pressure Option BE11 attach tubing from the pickup sensor to the high pressure fitting Leave the low pressure connection open to sense atmospheric pressure 3 Verify Operation On startup verify that there is a pressure reading on the summary page on the Unit Interface Module BACview display 5 5 Space CO2 Sensor Option BE15 The space CO2 Sensor is a new state of the art infrared maintenance free carbon dioxide transmitter for installation in the climate zone The sensor measures the carbon dioxide concentration in the ambient air up to 2000 ppm and transforms the data into a 0 5 Vdc analog output The Space CO2 sensor is shipped separately or loose for field mounting The location and position of the sensor is important Follow the instructions below 1 Determine the location of the sensor The CO2 transmitter should be placed away from areas of excessive moisture corrosive fumes vibration or extremely high temperatures 2 Attach the sensor using the following steps a Remove the wall plate The sensor is shipped with the wall plate mounted The wall plate has to be removed before the sensor is mounted on the wall Unscrew the screw on the side of the box b Electrical cable entry The box has a factory mounted cable entry bushing Never feed more than one cable through each cable entry bushing or gas
33. information LonWorks uses the XIF to determine the points network variables that are available from a device A typical LonWorks device has a set of predefined network variables These are the variables bound or accessed by the network management tool The network variables defined on the IQ Controller s Network Variables Property pages determines its XIF information If any information is changed added or deleted on the Network Variable Property pages the IQ Controller must be removed from the network man Form CP MAPSI D15 D16 D17 D18 Page 64 agement tool s database and recommissioned including uploading the XIF information again ERV Module Network Considerations Due to the limitations of LONworks a second LONworks interface card is installed on the ERV when connecting to a LONworks network Each unit will have two connection points for a LONworks system See Section 9 4 on how to connect to a LONworks network 9 5 Troubleshooting Network Communication The most common communication problems stem from one of the following conditions 1 Wiring termination a If wiring an EIA 485 connection the wire is terminated plus to plus and minus to minus If the receive LED is solid this means you have the connection incorrectly terminated b If the wiring is an EIA 232 connection the wire must connect plus to minus and minus to plus The GND must be connected to GND 2 Jumper selection Make s
34. installed control terminals 6 Verify Operation On startup verify that there is a CO2 reading on the summary page on the LCD BACview display 5 6 Space Humidity Sensor Option DT7 The space humidity sensor is shipped separately or loose for field mounting Follow the instructions below to install 1 Determine the location of the sensor The RH transmitter should be placed away from areas of excessive moisture corrosive fumes vibration or extremely high temperatures 2 Run sensor wire to the unit per the general wiring guidelines in Section 5 1 3 Attach the sensor The sensor can be mounted using a junction box or mounted directly to the drywall following the steps below Junction Box Mounting a Pull the wire through the wall and out of the junction box leaving about six inches free b Pull the wire through the hole in the base plate c Secure the base to the box using the 26 32 x 1 2 inch mounting screw provided d Connect wires to the sensor terminals e Attach cover by latching it to the top of the base rotating the cover down and snapping it into place f Secure the cover by backing out the lock down screws using a 1 16 allen wrench until they are flush with the bottom of the cover Drywall Mounting a In the selected location place the base plate against the wall b Using a pencil mark out the two mounting holes and the area where the wires will come through the wall c Drill two 3 16 holes in
35. number and device instance are all field select able NOTE Units are NOT field convertible to LonWorks 9 2 Protocols Protocols are the communication languages spoken by control devices The main purpose of a protocol is to provide a standard communication link between control devices to allow information to be passed in the most efficient method possible The IQ controller has the ability to speak multiple protocols to allow seamless integration to any Building Automation System For two devices to communicate with each other they must speak the same protocol or have a protocol translator A protocol is defined as follows A set of formal rules describing how to transmit data o Low level protocols define the electrical and physical standards to be observed bit and byte ordering the transmission error detection and correction of the bit stream o High level protocols deal with data formatting including syntax of messages terminal to computer dialogue character sets sequencing of messages etc tis a language spoken between electronic devices o Example the protocol IP which stands for Internet Protocol 9 3 BACnet BACnet which stands for Building Automation and Controls Network is a protocol developed by ASHRAE BACnet was developed as a response to industry concerns about increased networking of Building Automation Systems components using pro prietary communication meth
36. number matches the needed value Once achieved press the ENTER button to retain the value The Base Device ID number is specific to the front end BAS and will need to be obtained from the BAS contractor so that the 2400 value can be changed to match their corresponding number The system should now have the necessary variables and settings to allow the IQ con troller to be visible on the BAS network via BACnet over MS TP protocol 9 3 2 Reznor IQ Controller Settings and BACnet Over ARCnet ARCnet is an embedded networking technology well suited for real time control appli cations in both the industrial and commercial marketplaces ARC156 is a unique implementation of ARCnet and is similar to master slave token passing MS TP The main difference between the two is speed ARC156 baud rate is 156K baud whereas MS TP tops out at 76 8K baud Also ARC156 uses a separate communications co processor to handle the network traffic and a separate processor to handle the program execution This provides faster processing of applications and handling of communications on the network Configuring the IQ System Controller for BACnet over ARC156 1 Turn off the power to the IQ controller 2 Set the IQ module address BACnet Device Instance as defined by the dual rotary dial switches See controller illustration page 41 locate the rotary dial switches Address to set is determined by the front end BAS contractor Default for BACnet is
37. of times over a 24 hour period Once the unit has gone though the auto restart limit Auto Restart 7 3 the system controller locks the system out The unit mode will show SysShutdwn Once the unit is in this mode the unit must be manually restarted This can be done by cycling power to the unit by resetting the system shutdown alarm from the unit interface module BACview or through the owner s building automation system The alarm s that caused the system shutdown will be logged in the alarm screen under the return to normal section See Menu 3 5 46 Supply Air Fan Critical Alarm If at any time after two minutes Fan Failure Timer 2 from a start command fan operation does not prove via air flow switch the IQ System Controller shuts down the system and starts the auto restart program Low Limit Critical Alarm If the Discharge Air Temperature DAT falls below the Low Limit Freezestat Setpoint LoLimitSP 36 for more than the Low Limit Timer LoLimitTmr 10 min the IQ System Controller shuts down the system closes the outside air damper and starts the auto restart program The low limit sequence can be disabled by setting the Low Limit enable setpoint to No LoLimitEn Yes NOTE This disables the low limit sequence and the unit will no longer shutdown on low discharge air temperature Sensor Failure A specific alarm shall be initiated when any of the sensors indicate failure If the sensor is used for control the IQ C
38. remote unit interface module Option RB3 BACview Form CP MAPSI D15 D16 D17 D18 Page 50 6 0 Controls Parts List Part rr Stdor Factory or IQ System Base Controller IMPORTANT Each controller is unique to a Factory specific unit A full Model No and Serial No is required to order a replacement controller 222189 IQ Local Control Display BACview Std Factory 222188 IQ Expansion Controller Option BHB6 Required with certain options Opt Factory 258452 Hand Held Remote Display with 12 ft Cable Option RB4 Opt Field 234835 Wall Mounted Remote Display with Cable Option Opt Field 222753 Discharge Air Sensor Type 2 10k Ohm thermistor Std Field 222754 Outside Air Temperature Humidity Sensor 0 10Vdc output for Humidity Type Factory 2 10k Ohm thermistor for temperature 222753 Return Air Temperature Sensor Type 2 10k Ohm thermistor monitoring Factory Option BE13 and damper control Options GF8 and GF9 234907 Return Air Humidity Sensor 0 5Vdc output for Humidity monitoring Option BE14 and damper control Option GF8 Factory 223111 Mixed Air Temperature Sensor Type 2 10k Ohm thermistor monitoring Option Factory BE10 and damper control Option GF9 Air Proving Switch Dry contact 105507 Dirty Filter Switch Option BE18 Dry contact Opt Factory 234818 Duct Static Pressure Sensor 0 10Vdc output for 0 to 2 5 inches static Factory amp monitoring
39. stage of cooling Each consecutive stage is then added after its intra stage delay has been satisfied and the cooling control temperature space or discharge air temperature is still above the cooling setpoint by its associated cooling deadband Each consecutive stage is removed after its intra stage delay has been satisfied and the cooling control temperature space or discharge air temperature is below the cooling setpoint by its associated cooling deadband Cooling Mode Controls Option D15 There is a call for cooling from the system when the Discharge Air Tem perature is greater than the Active Cooling Coil Discharge Air Temperature Setpoint by a difference of the Cooling Enable Deadband CIgEnDB 5 for more than 60 seconds and the outside air temperature is above the outside air temperature lockout Option D 16 There is a call for cooling from the system when the Space Temperature is greater than the Active Space Cooling Setpoint by a difference of the Cooling Enable Deadband ClgEnDB 2 for more than 60 seconds and the outside air temperature is above the outside air temperature lockout Dehumidification Mode Reheat Pump Option D15 On proof of fan status and when the Outside Air Dewpoint is above the Dewpoint Lockout Setpoint DwPtLkout 58 the Outside Air Temperature is above the OAT Low Limit Lockout Setpoint OATLoLkout 60 and below the OAT High Limit Lockout 120 F Setpoint OATHiLkout 120 the IQ System Controller s
40. temperature of the mixed air as it enters from both the outside air and return air openings Option BE11 Duct Static Pressure Sensor 0 to 2 5 w c Includes a factory installed transducer to monitor duct pressure Field installation of the pressure pickup and field supplied tubing is required Follow the instructions in Section 5 4 Option BE12 Building Static Pressure Sensor 0 5 to 0 5 w c Includes a factory installed transducer to monitor building pressure Field installation of the field supplied pressure pickups and tubing is required Follow the instructions in Section 5 4 Option BE13 Return Air Temperature Sensor A duct temperature sensor is factory installed in the return air opening Option BE14 Return Air Humidity Sensor A humidity sensor is shipped separately or loose for field installation in the return air duct Follow the instructions in Section 5 6 Option BE15 Space CO2 Sensor 0 to 2000 ppm A CO2 sensor is factory installed in the return air opening Option BE16 Photohelic Dirty Filter Sensor Includes a factory installed photohelic pressure sensor to monitor air flow through the filters and send a signal to the IQ controller when the filters require maintenance or replacement Option BE17 Photoelectric Smoke Detector Sensor Requires field installation of a smoke detector in the supply ductwork Follow the man ufacturer s instructions to install Comply with wiring guidelines in Section 5 1 Option B
41. the Active Neutral Air Cooling Setpoint to the Cooling Coil Discharge Air Temperature Setpoint CC DAT SP 55 The IQ System Controller then modulates the electric reheat to maintain the Active Space Cooling Heating Setpoint based on the system mode Option D17 or D18 with Option DT7 If an optional space humidity sensor Option DT7 is installed the IQ system has the ability to either stop or start the dehumidifica tion sequence based on the space humidity condition If the Humidity sensor is set to Disable dH the IQ controller disables the dehumidification sequence when the space humidity is below the space humidity setpoint SpcHumSP 60 If the Humidity sen sor is set to Enable dH the IQ controller enables the dehumidification sequence Form CP MAPSI D15 D16 D17 D18 Page 16 when the space humidity is above the space humidity setpoint SpcHumSP 60 and the outside air temperature are within the low and high limits 2 3 4 Miscellaneous Optional Sensors All sensors send a signal to the IQ controller Wiring of field installed sensors should be according to the guidelines in Section 5 1 Option BE9 Evaporative Coil Temperature Sensor Optional factory installed sensor used with either control Option D15 or D16 to monitor the discharge temperature of the air as it exits the main evaporative coil Option BE10 Mixed Air Temperature Sensor Optional factory installed sensor used with either control Option D15 or D16 to monitor the
42. the RIGHT or LEFT arrow buttons to move from the ones value to the tens value and so on until the BASE number matches the needed value Once achieved press the ENTER button to retain the value The Base Device ID number is specific to the front end BAS and will need to be obtained from the BAS contractor so that the 2400 value can be changed to match their corresponding number The system should now have the necessary variables and settings to allow the IQ con troller to be visible on the BAS network via BACnet over ARCnet protocol Energy Recovery Module Network Considerations When connecting the MAPS unit to a BACnet network there are a few items that need to be set on the Energy Recovery Module IQ controller so that the system continues to work as an integrated unit When installing on an MSTP network the network speeds and network router num bers have to be the set the same The default network speed is 9600 bps so if the main controller baud rate is increased you must also increase the speed on the ERV controller This can be done by following the procedure shown in Section 9 3 The network numbers on the main unit and the ERV controller also have to match the default number is 12345 You will need a handheld unit interface display Option RB4 to plug directly into the ERV controller and change the network router number per the instructions in Section 9 3 The next is the module address The default device
43. the center of each marked mounting hole Insert a drywall anchor into each hole d Drill one 1 2 hole in the middle of the marked wiring area e Pull the wire through the wall and out of the 1 2 hole leaving about six inches free Pull the wire through the hole in the base plate f Secure the base to the drywall anchors using the 6 x 1 inch mounting screws provided g Connect wires to the sensor terminals h Attach cover by latching it to the top of the base rotating the cover down and snapping it into place i Secure the cover by backing out the lock down screws using a 1 16 allen wrench until they are flush with the bottom of the cover 4 Refer to the wiring diagram on the unit and connect the wires 5 Verify Operation On startup verify that there is a humidity reading on the summary page on the LCD BACview display 5 7 Remote Unit Interface Module Option RB3 Option RB3 is a remote unit interface module BACview it provides the same access as the unit interface module described in Section 3 2 The remote unit interface module is shipped separately or loose for field mounting Follow the instruction below for setup and installation 1 Determine the location for the remote unit interface module It can be located up to 500 feet from the unit Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 49 5 0 Field Installed 5 7 Remote Unit Interface Module Option RB3 cont d Sensors 2 Run wire to the unit per the gen
44. verify that you are getting a temperature reading on the summary page of the BACview installed in the unit Specific requirements for locating discharge air sensor on electric heat models If a Model RECB or REDB with multi stage control is installed in a system with immediate configuration ductwork leaving the discharge heat staging may allow stratification of the air The result is hot air only moving down one segment of the duct while cool air moves down the other segment Avoid this application If this application is not avoidable provide air mixing devices or the necessary duct length before the T for mixing of the discharge air Electric Heat Section 5 3 Room Interface Module Option CL77 The wall temperature sensor uses a precise 10K ohm thermistor with 0 36 F 0 2 C standard accuracy and less than 0 18 F 0 01 C drift over a ten year span requires no maintenance or re calibration There is a hidden communication port that allows a laptop computer or handheld service tool to be connected to the unit The Wall Tem perature Sensor either standard or Option CL77 mounts on a standard 2 x 4 electri cal box for easy installation The following is the recommended installation requirements for the wall temperature sensor Wiring Specifications Use an 18 AWG 4 conductor shielded wire that is no more than 500 feet 152 meters To wire a Room Interface Module 1 Turn power off to the IQ Cont
45. 0 5 5 50 120 F 50 120 F 40 75 F 3 5 26 Advanced Heating Setpoints pg 34 3 5 9 Morning Warm up Menu pg 31 5 4 Unoccupied Setpoints Menu pg 30 Menu Link 3 5 26 Advanced Heating Setpoints Control Display Range Factory Default Minn MinOnTimer Minoff Min Off Timer Minimum Position Timer Maximum Position Timer 2 15 Min Menu Link Form CP MAPSI D15 D16 D17 D18 Page 34 3 5 27 Dehumidification Menu Control Display Function Menu Link Dehum Mode Dehumidification Mode Status Reheat Cmd Mod Reheat ActRhtT ActRhtSP Status Only OA Temp OA Hum OA Enth OA Dewpt dH Setpts 3 5 32 Alarm Configuration Setpoints pg 36 Prev Menu Link 3 5 28 Dehumidification Setpoints Control Displa g Factory Default 45 100 6 55 100 3 10 52 80 F 100 120 F OATLoLkout OA Temperature Low Lockout Setpoint 58 80 F Space Differential High Setpoint 0 5 5 F 1 50 120 F 50 120 F 52 65 F 4 10 F Priority Allow priority control of humidity 52 70 F 70 120 F 2 10 F 2 This allows the space humidity sensor to disable the dehumidification sequence when space Disable dH Sera 21 humidity is below humidity setpoint This allows the space humidity sensor to enable the dehumidification sequence when space Enable dH humidity is above humidity setpoint Opens previous menu Menu Link 3 5 29 ERM Menu IERM
46. 00 19 2k 38 4k or 76 8k bps on the IQ cover For LonWorks set communications SW1 and SW2 to 38 4k bps Baud rate legend is printed on the IQ 2 see silkscreen cover For LonWorks set switches for 3 38 4k bps Set SW1 to ON set SW2 to 7 Unused OFF 5 NOTE Use the same baud rate for Set to LON Plug in all control modules on the network segment 8 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 63 9 0 Network 9 4 LonWorks requires Option BHB5 cont d cont d 4 Set network communications protocol LonWorks Plugin setting See control ler illustration page 41 On the left side locate Communications Switches 5 6 7 amp 8 d On Set the switches according to the legend on the IQ S settose4kbeug Cover Set SW5 to ON set SW6 SW7 SW8 to gg 2 see sikscreen OFF 3 unused protocol legend is printed on the IQ cover Set SW5 SW6 SW7 and SW8 as P SettoLonpagin shown for LonWorks Plugin mis 5 Set the Communications Jumper to EIA 485 See controller illustration page 41 On the left side locate the Communications Jumper Set jumper at EIA 485 EIA EIA 485 232 6 Connect Port 2b left top half of controller to the LON Plug in card with the supplied ribbon cable IQ Controller Service Pin Button Port 2b 7 Turn on the power to the IQ system controller Service Pin LonWorks The service pin gen
47. 2 E s X lt epow PR N is aa E con 21 2 NM e n OL 9 S A X miram AL 9 o 12 0909 N S 8 R EN N gt x TS PK 2 et s 4 Sd y 6 1990 4 IN E X SZ Fogo ve ul E POSER A NS YAK CARS y 4757 Y MM NS E So 220 X 7 Dy E SK a 3 S01 4 S 4 LEOS X A A X X VL 3 svo POTE LO v y X 2 N I sri E 7 sBun s EM N AH J zi a sees DA NA Y azo mobi dweranaua BuseoH 09 ESSO N N 58 x sz ovo ss rawis 7 PAS TENDS Ze woeorzs demB sumo I E Z moos EG 3 99 duel qinquq 09 534 ynejeq wey nue edA 3noyoo ID SO EINES IPA inejeg N 1 11090 seo 060 920 020 pue 2 0 Sequence of Safety Input Alarm Operation If at any time an Open Safety Input condition is detected by the IQ system the unit cont d shuts down This could include smoke firestat phase monitor alarm or other field NOTE The ph supplied alarm The IQ system monitors the Safety Input condition using a digital input n xt Dine on the IQ control bo
48. 42 Jumpers All Jumpers are shown in the factory default location Universal Inputs 09 IN16 Preconfigured based on options purchased Types include 0 5Vdc thermistor and dry contact Digital Inputs 01 08 Preconfigured based on options purchased Communications Expansion port for communication to IQ System Controller See page 41 Binary Outputs Single pole double throw outputs for specific on off control 4 3 Physical Point Layout The table lists the physical points connected to the controller See the wiring diagram for terminal numbers Refer to the illustration on page 41 to identify on the controller Only points required based on configurations purchased will be active all other points will be disabled IQ System Controller 6126 Typical Physical Point Layout Points Interface Device Location Heating Feedback Heating Board Control Panel Pressure ON OFF Pressure Sensor Field Mounted Duct Bldg Safety Input Dry Contact Field Mounted Duct Manual Start Stop Cmd ON OFF Dry Contact Control Panel Fan Status ON OFF Diff Press Switch Control Panel Filter Status ON OFF Diff Press Switch Control Panel Cooling Coil DAT Deg F Temp Sensor Discharge side of Evap Coil Mixed Air Temp Deg F Temp Sensor Mixed air section of unit OA Hum 0 100 RH Hum Sensor Unit Intake Space Hum 0 100 RH
49. 5 ERV Setpoints 36 Energy Recovery Option ER1 18 Expanded Setpoints Setpoints Menu 30 F Fan Menu 32 Fan Setpoints 32 Frost Prevention 19 G General 3 H Handheld Display Option RB4 24 Heating Menu 34 Heating Mode 4 Heating Setpoints 34 Help Menu 40 Home Page Menu 27 Humidity Sensor 49 Inputs Outputs 38 J Jumpers 41 42 L Communication LED Indicator Lights 65 LED Status Lights 41 42 Lights for Troubleshooting 54 Local Schedules 20 Dry Bulb Lockout 34 Enthalpy Lockout 34 Cooling Lockouts 8 Dehumidification Lockout 8 Heating Lockouts and Alarms 8 Lonworks 63 Loop Tuning Menu 37 38 Low Limit Critical Alarm 7 Menu Directory 59 61 Menu Layout 25 Menu List 27 Menus 30 Miscellaneous Menu 36 Morning Cool down Menu 30 Morning Warm up Menu 31 N Network 55 Neutral Air Control 11 Neutral Air Menu 31 Neutral Air Reset 11 Neutral Air Setpoints 31 Night Setback 11 Night Setback Setup 11 Number Menu 38 Occ Unocc 12 Option AUR1 Reheat Pump Modulation 16 Option BE10 Mixed Air Temperature Sensor 17 Option BE11 Duct Static Pressure Sensor 17 Option BE12 Building Static Pressure Sensor 17 Option BE13 Return Air Temperature Sensor 17 Option BE14 Return Air Humidity Sensor 17 Option BE15 Space CO2 Sensor 17 Option BE16 Photohelic Dirty Filter Sensor 17 Option BE17 Photoelectric Smoke Detector Sensor 17 Option BE18 On Off Dirty Filter Swit
50. ClgEnDb Cooling Discharge air temperature setpoint when space temp Calculated E A is greater that setpoint by the ClgEnDb Calculated ClgDatOffset Cooling Discharge Air temperature offset from base setpoint l C ef Cooling Discharge air temperature offset when space temp is 0 20 F 7 5 F greater that setpoint by half of ClgEnDb 68 Cooling Discharge air temperature offset when space temp is 0 20 F greater that setpoint by the ClgEnDb Cooling Lockout Setpoint Opens previous menu Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 33 3 0 Dialogs cont d 3 5 22 Enthalpy Lockout Control Display Description Range Factory Default Stat _ Enthalpy Lockout Enabled Status Status Only S2Diff SP Stage two Differential Lockout Setpoint 1 0 5 S3DiffSP 7 Stage three Differential Lockout Setpoint 1 0 5 3 5 23 Dry Bulb Lockout Control Display Description Range Factory Default Sta Enthalpy Lockout Enabled Status pansi S2DifSP Stage Differential LockoutSetpon 5 S3DifSP Stage three Differential Lockout Sept 5 20F Opens previous menu link 3 5 24 Heating Menu Heating Heating Status of X Stgs On ModHtg ModultingHeatoutput Status Only Opens previous menu Range 3 20 F HtgStgDB Heat StagingDeadband 4 20 F 0 5 5 F
51. Cnet interfacing MS TP Device ID and IQ Controller Device Instance Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 55 9 0 Network Setting up the Reznor IQ controller physical switch settings for interfacing with cont d the BACnet protocol o Addressing of IQ Controller o IQ Controller communication Baud rate setting to match network speed o Configurable switch settings for making the IQ BACnet compatible Setting up the Reznor IQ controller internal user defined network settings for interfacing with the BACnet protocol to ensure valid communications link o Step by step menu breakdown for the entering of the network settings 1 Network Number 2 Device ID 3 Device Instance What is BACnet BACnet is a data communication protocol for building automation and control net works It is neither software hardware nor firmware Think of it as a standardized set of rules that govern how microprocessors exchange information These rules enable the integration of control products made by different manufacturers into a single cohe sive system All systems require addressing of individual components units to allow the system to communicate There are four items that must be set to insure proper communication Network Number Device Instance Device ID Baud Rate These values are NOT determined or assigned by Reznor they are pre defined by the front end BAS The Reznor IQ controller has default v
52. Cnet only controllers The net work is considered open communication whereas any device on the network has the capability to receive input from any other controller on the network In all MAPS units included on a BACnet network there are certain configuration parameters that need to be met before communication can be established with other devices These settings and configuration parameters must be set properly or the device will not respond when prompted by other devices in the network ri BACnet NETWORK NUMBER Network Setting a Set from Bacview b Menus Systems Menu Router Menu Device settings from BAS front end system Range from 0 99999 Default for BACnet over MS TP is 12345 DEVICE ID IQ Address ID Number a Set from BACview b Menus Systems Menu BACnet Menu Device settings from BAS front end system Range from 0 9999 Default is 2400 BACnet DEVICE INSTANCE IQ Module Address a Menus Systems Menu BACnet Menu set dials on IQ controller Sum of the Device ID and IQ rotary dial address Range from 0 99 default is 02 Default is 2402 2400 02 Can be set for Auto generation via front end BAS NETWORK SPEED a Determined from individual dip switch settings on IQ controller Network communication speed Ranges from 9600 19 2K 38 4K and 78 6K Default is 9600 baud Field selectable from IQ Controller 9 3 1 Reznor IQ Controller Settings for BACnet over MS TP The following con
53. E18 On Off Dirty Filter Switch Includes a factory installed dirty filter pressure switch that measures a drop in air pres sure through the filters and sends a signal to the IQ controller when maintenance is required Option BE19 Outside Air Return Air Override Mode NOTE Option BE19 is only available when AR25 AR2G or AR2E is ordered Upon a binary input closure the IQ System Controller overrides the outside air damper to a 100 output until the binary input opens When the input opens the IQ system controller returns to normal control based on the sequence Option BE20 Manual Schedule Override A field supplied override switch and optional expansion board Option BHB6 are required The IQ System controller only allows one active schedule The manual schedule override allows a binary input to override the current schedule and can be configured to override occupied Default or unoccupied Examples are exhaust fan status occupancy sensor etc See Setpoint Menu 3 5 28 Option BE21 Contacts for Occupied Unoccupied Switch A field supplied override switch and optional expansion board Option BHB6 are required If the binary input is closed the IQ system controller will set the unit to an Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 17 2 0 Sequence of Operation cont d occupied condition If the binary input is open the IQ system controller will set the unit to an unoccupied condition NOTE The schedule must be configured t
54. EST CALIBRATION LOOP TUNING RUN TIMES RESET RUNTMS ALARM CODES RESET ALAMRS INPUTS OUTPUTS TECH SUPPORT SUPPORT PH SYSTEM MENU CLOCKSET SUPPORT PH USERPW BACNET ROUTER CONFIG MENU CURRENT CNFG SCHEDULES CLOCKSET EDIT CONFIG EQUIPMENT OCC CONFIG ALARM 2 POINT CONFIG ALARM RESET SENSR CONFIG LOGIN LOCAL CONTROL DISPLAY MENU LAYOUT ALARM CONFIG Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 25 3 0 Dialogs The following diagram shows the menu layout for the Local Control Display in the energy recovery module Option ER1 See the individual sections for details on each cont d AO HOME PAGE SUMMARY mea QUICK SETPTS D L MENUS H FAN MENU e weeen DEFROST MENU DEFROST SERVICE MENU TEST MODE CALIBRATION LY LOOP TUNING INPUTS OUTPUTS k SYSTEM MENU CLOCKSET USERPW BACNET EE E ROUTER CONFIG MENU CURRENT CNFG Y Y ALARM D ALARM RESET LOGIN EDIT CONFIG LOCAL CONTROL DISPLAY MENU LAYOUT Form CP MAPSI D15 D16 D17 D18 Page 26 EQUIPMENT ALARM CONFIG SENSR CONFIG 3 5 Detailed Menu List Menu Information The following sectio
55. F 75 F 80 F C C 20 14 13 11 8 30 3 2 1 3 EE 40 5 7 default without 9 11 14 default without Option BE6 Option BE6 12 13 15 18 18 19 21 26 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 19 2 0 Sequence of Operation cont d NOTE Brackets are around the current selection 3 0 Dialogs with the Reznor MAPS Units 2 4 Local Internal Schedules NOTE The internal schedule is only available when the schedule is configured to use Local Schedule 2 4 1 General Information The local schedule consists of 4 Daily Events 6 Holiday Events and 2 Override Events Each daily event consists of a start and stop time Each daily event can then be applied to any or all of the weekdays and weekends Therefore a schedule of 8 00 am to 5 00 pm Monday through Friday would only use one Daily event The Holiday Events consist of a start time stop time month and day The Holiday schedule over rides the daily event schedule Once the holiday schedule is configured it applies to all years so that there is no need to adjust every year There are also two override events The override events consist of a start time stop time month and day This schedule will override both the daily event and holiday event schedules This is a one time over ride occurrence 2 4 2 Sample of Configuring a Daily Schedule 1 First press the Home Button Now Press the Right Arrow Button to scroll down un
56. Form CP MAPS D15 16 17 18 Version F REZNOR Obsoletes Form CP MAPSIII D15 D16 Version E Applies to MAPS III Models RCB RDB RDCB RDDB RECB REDB manufactured beginning March 2010 and MAPS IV Models RCC RDC RDCC RDDC RECC REDC with Option D15 or D16 and Model MAPS IV Model RECC with Option 017 or D18 IQ System Technical Guide for Control Options D15 D16 D17 and D18 Applies to IQ Controller with Version 2 01 Software IQ Controller and Unit Interface Module with Display Mounted on the Low Voltage Panel Unit Interface Module IQ Controller zc VERI J 2 NOTE We are continuously improving and correcting our documentation Please check the web site www REZSPEC com or contact your local Reznor representative 1 800 695 1901 for the latest version of this manual Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 1 Table of Contents 1 0 Introduction 1 1 General 1 2 Control Applications 1 3 Control Location 1 4 Unit Interface Module BACview 1 5 Related Documents 2 0 Sequence of Operation 2 1 Base Sequence of Operation 2 1 1 Supply Fan Start Stop Control 2 1 2 Damper Control AR8 Option 2 1 3 Temperature Control 2 1 4 Safeties Alarms and Lockouts 2 2 Configurable Sequences 2 2 1 Neutral Air Control Space Override Control 2 2 2 Neutral Air Reset Only available on Option D15 2 2 3 Night Setback Setup 2 3 Optional Sequences 2 3 1 Supply Air Fan VFD Control Options
57. IQ System Controller locks out the dehumidification circuit Form CP MAPSI D15 D16 D17 D18 Page 8 JO GNNOd 33d NLA Ad WH IN3 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 9
58. On Number of current heating stages enabled 7 Mod Htg Modulating Heating command output U HtgCtIT Active heating control temperature This is the discharge air for D15 and D16 HtgDatSP Active heating control setpoint This is the setpoint the system is maintaining Enabled Cooling is allowed to run Disabled Cooling is not allowed to run s P PO DESEE 0 Stgs On 7 Number of current cooling stages enabled CIgCUT Active cooling control temperature ForD15 this is discharge artemperture o y O ForD16thisisthe space temperature BEEN P _ I dehumidification mode Active cooling control setpoint This is the setpoint the system is maintaining Form CP MAPSI D15 D16 D17 D18 Page 28 Control Displa Description ActRhtSP Active reheat control setpoint This is the setpoint the system is maintaining Economizer Status Economizer if off and damper is at either max or min position Economizer is on and system is modulating damper to maintain setpoint OA Damp OA Damper command percentage Po Pressure Pressure reading Building or Static e Filter Filter Monitor Status Safety SafetylnptStatus Cd Return Air Temperature reading y RA Hum Retur Air Humidity reading C C Ct ERM ERM communication Status Linked 7 Main unit and ERM controller are connected The Main unit has lost
59. S Unit Controller 72 1 0 Introduction Important NOTE This booklet applies ONLY to a controller with Version 2 Software Version 2 software applies to all MAPS IV units and to MAPSP III units manufactured beginning March 2010 Serial No Date Code BJC Check the Rating Plate to verify date of manufacture found to the right of the Model designation The date is also identified in the Serial No Serial No Example 3 BJC 123 BK 08 BJC is the Date Code indicating March 2010 To identify date codes and all parts of a Serial No refer to Form P MAPSIII available at wwwRezSpec com or call 1 800 695 1901 NOTE The outdoor air volume must be at least 3096 or higher for the standard sequences to function correctly See the detailed sequence of operation in Section 2 2 1 1 General The Modular Air Processing System MAPS uses a microprocessor based control module with a custom application program used to optimize the control of cooling heating and dehumidification The control features of the MAPS III amp IV include Integrated Local Display Unit mounted in the control compartment to provide complete access to the system parameters without the need of additional equipment Fully integrated outdoor ambient lockouts based on outdoor dry bulb and enthalpy Programmed for high outside air applications Up to 8 stages of cooling MAPS III Cooling modulation MAPS IV Up to 16 1 gas heating mo
60. SE E M omg o o o U o D Pressure CurentPressumreadmg n Press SP Pressuesetpint 05 3 5 Open Open inputs setpont 0 100 5 niClosed IniClosedsetpont 0 100 60 n2Closed In2Closedsetpont 0 100 75 Closed Closed inputs setpoint 0 10 100 OAE ChngOver Enthalpy Damper Changeover setpoint 15 40 2 IHIOAEPos High OA Enthalpy Damper Position Setpoint 0 10 50 MATSetpt Setpoint 15 90F 55 3 5 20 Cooling Menu isp Description Function Menu Link Cooling of X Stgs On of X Comp On g EnthpyLkout CtriSP Status Only OA Temp 5 50 75 100 28 50 55 OA Hum OA Enth OA Dewpt bcTemp Cooling Coil Discharge Air Temperature o zo Oo gt gt 5 0 010 r Seele B Sla 666 3 3 o O 3 O O O 5 5 5 o D CC DAT Clg Setpts Opens Cooling Setpoints menu 3 5 21 Cooling Setpoints pg 33 Opens previous menu Menu Link 3 5 21 Cooling Setpoints Control Display Description Range Factory Default ClgEnDB Cooling Enable Deadband 4 10 F ClgDatSp when space gt Setpt by oF Cooling Discharge air temperature setpoint when space temp 52 90 F equals setpoint Cooling Discharge air temperature setpoint when space temp Calculated is greater that setpoint by half of
61. aces for interacting with the IQ System controller All units have a unit interface module BACview installed in the unit The second interface is the Room Interface Module Option CL77 field installed in the space See the sections below for a full description on how to use each interface Form CP MAPSI D15 D16 D17 D18 Page 20 Room Interface Module 3 1 Remote Interface Module Option CL77 P N There are two types of remote interfaces modules available with the IQ system con 222756 troller The first is option CL77 which can be purchased separately with control Option D15 but comes standard with Option D16 Option CL77 is the room interface module described in Section 3 1 1 The second is Option RB3 which is a remote unit inter face module BACview This provides the same access as the unit interface module described in Section 3 2 For installation instructions for the room interface module Option CL77 see Section 5 3 and for the remote unit interface module Option RB3 see Section 5 7 3 1 1 Room Interface Module Option CL77 Option D15 The function of the Option CL77 Remote Interface Module when used in a Neutral Air Application Option D15 is to provide the ability to override occupancy NOTE The Room Interface See NOTE next page to display alarm codes from the unit controller to provide Module cannot edit the space temperature reading and to give the ability to modify the neutral air setpoint schedule Temporary fro
62. al pressure switch On C Fan is on proven via differential pressure switch Quick Quick Setpoints Setpts pens SUCES SIPOS MENU Efan ERM Exhaust Air Fan VFD percentage command F VFD output Menus Opens Menus EF Press ERM Exhaust Air Fan pressure reading A4Alarm Opens Alarm ERW Cmd ER Enthalpy Wheel Command Alarm Reset Opens Alarm Reset Menu Off O ER Enthalpy Wheel is commanded off Login Opens User Login Menu Link On C ER Enthalpy Wheel is commanded on Form CP MAPSI D15 D16 D17 D18 Page 72 Summary Menu Information Description cont d ERW Stat ERM Exhaust Air Fan status Off O ER Enthalpy Wheel is off proven via current switch On C ER Enthalpy Wheel is on proven via current switch ERW DAT ERM Outside Air Temperature reading ER Filter ERM Filter Status ER RAT ERM Return Air Temperature reading ER RAH ERM Return Air Humidity reading RAENTH ERM Return Air Enthalpy Reading RA DEWPT ERM Return Air Dewpoint Reading Quick Setpts pisi Description Range Eid SFanSetpt Supply Inlet Air Fan VFD setpoint 10 10096 50 SFPrsSP ERM Supply Inlet Air Fan Pressure Setpoint EF Offset ERM Exhaust Air Fan offset 50 to 50 0 EFanSetpt Exhaust Air Fan setpoint 10 100 50 EFPrsSP ERM Exhaust Air Fan Pressure Setpoint
63. alues that must be changed to match the BAS requirements The drawing below is a typical schematic showing the break down of the address sequence The drawing shows two types of networks Router Type 1 Network Number lo ooo I MS TP 2345 2 Building 12345 Controller Device Instance Illustration Type 1 The first type uses a router to connect the controllers to the main building automation system computer These are networks typical of Automated Logic Siemens Delta controls and Reliable controls A network of this type requires that all MSTP field bus wiring have a unique Network number It also requires that all control lers connected have a unique device instance This is for all systems and buildings connected to the Building Automation System Illustration Type 2 The second network type uses a building controller to connect the controllers to the Building Automation System This type of network is typical of Tridium JCI and Honeywell This type of network will use a standard MSTP network number each vendor uses a unique number and requires that all controllers con nected under the specific building controller have a unique device instance number Form CP MAPSI D15 D16 D17 D18 Page 56 The standard communication protocol set for the IQ controller in a Reznor MAPS unit is identified as BACnet over MS TP Master Slave Token Passing This protocol is used for communicating BACnet over a network of BA
64. ard The unit remains off until the Open Safety Input condition is monitor detects a single corrected Resetting of unit operation occurs automatically once the Open Safety Input phasing low voltage high condition has been corrected It h voltage phase reversal Alarm List or voltage unbalance condition The IQ system The following table lists all alarms that are available to the unit interface shuts down the unit module BACview and also the building automation system Software Software Alarm Code Version 1 05 Version 1 06 on Room Al D ipti and Below and Above Interface arm Jescripuon Module ID sf fail 2 x manual reset Look at alarm history to see cause of unit shutdown ID saf runtime ID reht runt ID compa run ID compd run ID compc run ID compd run ID hi datsp a ID filter alm ID freeze sta Space Temp Bad OA Temp Bad ClgCoil DAT Bad ClgCoil DAT Bad DA Temp Bad OA Hum Bad MA Temp Bad CO2 Bad Pressure D spchum bad ID smoke dete ID phase loss ID htg alm fi ID alm If ID htg alm ic ID htg alm ID htg alm wf ID htg alm ce Heating 2 4 Compressor A has passed runtime alarm setpoint Compressor B has passed runtime alarm setpoint Compressor C has passed runtime alarm setpoint Compressor D has passed runtime alarm setpoint 2 Discharge air temperature heating setpoint is more than 100 above inlet air conditions IQ System Freeze pro
65. ay after system error 2 flashes per second 3 flashes then off Control module has just been formatted 2 Nashas Ber second 4 Hashes then paus Two or more devices on this network have the same P i p ARC156 network address Controller execution of application halted after 2 flashes per second frequent system errors or control programs halted 5 flashes per second Controller execution of application startup aborted boot is running 5 flashes per second Firmware transfer in progress boot is running 7 flashes per second alter 7 flashes per second nating with Run LED Ten second recovery period after brownout 44 fash s per second 14 flashes per second alter Brownout There is a three minute restart timer after a nating with Run LED brownout condition Failure Try the following solutions Turn the controller OFF then ON Replace the controller Form CP MAPSI D15 D16 D17 D18 Page 54 9 0 Network 9 1 General The IQ System supports BACnet over MS TP BACnet over ARCnet and LonWorks for Building Automation System BAS integration The LonWorks protocol requires an optional plug in communication card Option BHB5 and preprogramming of the controller while the BACnet protocol is standard on the controller The IQ System con troller on a MAPS unit is shipped as standard with the BACnet over MS TP active and configured with a 9600 baud rate 12345 MSTP network number and 2402 device instance address The speed network
66. back Allow night setback setup nabled Disabled Enabled 3 5 11 Configure Info Button on Wall Temperature Sensor Menu pg 31 Opens previous menu Menu Link 3 5 11 Configure Info Button on Wall Temperature Sensor Menu Follow instructions in Paragraph 5 3 Control Display Description Range Factory Default Configurable Display for Wall Temperature Sensor Al 1 AV2 Configurable Display for Wall Temperature Sensor Al 2 DA Temp AV3 Configurable Display for Wall Temperature Sensor A 3 1 AVA Configurable Display for Wall Temperature Sensor A 4 Space Hum BVi Configurable Display for Wall Temperature Sensor ReheatPump i es J i D e 4 ws Cnfg Info Bn Allows the information displayed on Wall Sensor to be configured Opens previous menu link 3 5 12 Neutral Air Menu Status Only MrngWarmup Opens Morning Warm up Setpoints 3 5 9 Morning Warm up Menu pg 31 3 5 13 Neutral Air Setpoints Control Display Description Range QNeumlArSetpin 82 15 F 70 00 E Factory Default Control Displa ipti NA SP i 0 INatHiSP Neutral Air Temp High Limit Reset Setpt 55 150 F NatLoSP Neutral Air Temp Low Limit Reset Setpt 55 150 F 0 OatHiSP Outside Air Temp High Limit Reset Setpt 0 90 F 5 OatLoSP Outside Air Temp Low Limit Reset Setpt 0 90 F AllwTempRst Status Only AliwTempRst
67. bles the entire system In addition when an optional VFD is ordered with Control Option VFC7 three speed fan control low medium and high is available from the Remote Interface Module The actual speed the fan runs at each mode can be set at the Local Control Display mounted in the unit Default settings are 50 75 and 100 3 1 2 Configuring the Room Interface Module Option CL77 There are several configurable properties within the Room Interface Module All parameters can be accessed through the Unit Interface Module BACview Before the parameters are available at the Room Interface Module it must be enabled When the Room Interface Module CL77 is purchased with the unit either separately with an Option D15 application or as an integrated component with Option D16 the Room Interface Module is enabled at the factory If the Module is ordered separately from the unit follow the instructions below to activate the Room Interface Module 1 Go to the Edit Configuration Menu Section 3 5 44 and modify the two following setpoints based on the desired operating condition a The first setpoint is the Room Module Installed setpoint Set this to Yes This will activate the Room Interface Module and enable the information button b The second setpoint is Room Module Enabled Set this to Yes to enable the manual on button warmer and cooler buttons mode button and fan button if applicable 2 After the Room Interface Module is in
68. bove this setpoint during unoccupied Setpoint conditions system enabled fan and go to humidity control All lockouts are still enabled Unocc Humidity Input BAV AV 503 sc unocchum dbnd 1 The system will remain in Unoccupied dehumidification mode Deadband until the space humidity is below the Unoccupied Humidity setpoint by a difference of this setpoint Cooling Coil DA Temp Input BAV AV 504 cc dat stpt 1 When the system is in Dehumidification mode the cooling Setpoint uses this setpoint to stage the compressors Cooling Coil DA Temp Input BAV AV 505 cc dat db 1 Deadband that is used to stage compressor up and down Deadband when Cooling Coil DA temp Setpoint is being utilized DAT Setpt for Fast Cool Input BAV AV 506 dat sp 4fc 1 System maintains this setpoint for DAT when in morning cooldown night setup control and space cooling override control DAT Setpt for Fast Heat Input BAV AV 507 dat sp 4fh 1 System maintains this setpoint for DAT when in morning warmup night setback control and space Heating override control ET M LM Edd n Setpoint in Dehumid Setpoint in Dehumid pepe Setpoint in Dehumid uu kaws Setpoint in Dehumid Alarm Control Reset All Runtimes BV 400 reset all runtms 1 Reset all runtimes Reset Fan Runtime BV 401 reset sf rntm 1 Reset Supply Air Fan runtime Reset Reheat Pump runtime Only Used when Reheat Pump Runtime installed aie installed installed BBV Reset Comp C r
69. ch 17 Option BE19 Outside Air Return Air Override Mode 17 Option BE20 Manual Schedule Override 17 Option BE21 Contacts for Occupied Unoccupied Switch 17 Option BE22 Contacts for Unit Start Stop Switch 18 Option BEY Evaporative Coil Temperature Sensor 17 Option D15 3 5 6 15 16 21 Option D16 3 5 6 15 16 21 Option D17 16 Option D18 16 Option GF1 External 0 5vdc Input 14 Option GF2 Two Position Dampers 14 Option GF4 Four Positions 14 Option GF5 Building Pressure Control 15 Option GF6 Mixed Air Control by CO2 15 Option GF7 Two Position Outside Air Enthalpy Control 15 Option GF8 Dual Reference Enthalpy Control 15 Option GF9 Dry Bulb Economizer Control 15 Option VFC2 External 0 5vdc Input 13 Option VFC3 Duct Static Pressure Control 13 Option VFC4 Building Pressure Control 13 Option VFC5 Space CO2 Control 13 Option VFC7 Wall Temperature Sensor 14 Option VFC8 Four Speeds 14 Option VFC9 Adjustable Constant Volume 14 Binary Outputs 42 Outside Air Damper Menu 32 Outside Air Damper Setpoints 33 P Part Number 51 Parts List 51 password 59 61 Physical Point Layout 43 Power LED 41 Power Supply 41 42 Pressure Sensors 48 Protocols 55 Q Quick Setpoints Menu 29 R Reset Alarms 38 Room Interface Module 21 47 Router 39 Router Menu Directory 59 62 Run and Error LED 41 42 S Safeties Alarms and Lockouts 7 Safety Input Alarm 10 Daily Schedule 20 Schedul
70. d under D15 control ESSE 2 Neutral Air Temp High Limit Reset Setpt Shown under D15 control 5 55 150 F when OA reset is enabled NatLoSP Neutral Air Temp Low Limit Reset Setpt Shown under D15 control and 55 150 F 70 when OA reset is enabled Outside Air Temp High Limit Reset Setpt Shown under D15 control and 0 90 F 65 when reset is enabled OatLoSP Outside Air Temp Low Limit Reset Setpt Shown under D15 control and 0 90 F 20 when OA reset is enabled OA Temp _ Outside Air Temperature reading ActHtgSP Ac iveHeatingSetpont ActCIg P Active Cooling Setpoint 1 gt Setpts Opens UnOccupiedSetpoints T ExpandSetpt OpensSetpoints menu Opens previous menu Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 29 3 5 4 Unoccupied Setpoints Menu Control Displa g Damper position during sequence of operation EE Close Cooling UnocCIgSP Unoccupied Cooling Setpoint ClgDisDB Cooling disable deadband Cool down Discharge Air Temp Setpoint ClgStgDB Cooling staging deadband 5 Heating UnocHtgSP Unoccupied Heating Setpoint 50 70F e WUpDATSP____ Warm up Discharge Air Temp Setpoint 1 6 9 HtgStgDB Heating stagingdeadband 1 5 3 5 5 Expanded Setpoints Setpoints Menu Control Display Description Men ink k 3 5 32 Alarm Configuration Setpoints
71. des are determined by the outside air temperature OAT fthe OAT is below the heating lockout setpoint HtgLkout 62 the system is in the heating mode fthe OAT is above the cooling lockout setpoint temperature ClgLkout 68 the system is in the cooling mode Ifthe OAT is between the heating and cooling lockouts the unit is in vent mode Ifthe outside air dewpoint is above the dewpoint locking setpoint DwPtLkout 58 the outside air temperature is above the OAT low limit lockout setpoint OATLoLkout 60 and the outside air temperature is below the OAT high limit lockout setpoint OATHiLkout 120 the controller starts the reheat pump to maintain the discharge air temperature and humidity The system is in dehumidification mode NOTE With Option D16 when the space is calling for heating or cooling the system will disable the dehumidification mode until the space is satisfied See the dehumidification sequence page 6 for specific details There is a delay of five minutes between a change of heating and cooling mode On proof of fan status the unit maintains the user defined temperature setpoints according to the following heating and cooling mode sequences Heating Mode Gas Heat Section 800 MBH and smaller Upon a call for heat and proof of fan status heating is enabled The modulating output then varies the heating output from 0 to 100 command 2 to 10 Vdc to allow an 8 1 turndown on gas to maintain
72. dulation Up to 4 stages of electric heat Dedicated reheat pump circuit for dehumidification Local and remote alarming Integrated time clock Compressor anti cycle protection and minimum on off cycle rates Multiple protocol support BACnet ARCnet and MSTP and LonWorks Alarm auto reset and alarm shutdown features Commissioning and test mode functions Heating and cooling changeover based solely on ambient conditions Discharge duct air cooling heating setpoints Optional wall temperature sensor accessory providing readouts for space temperature outdoor air temperature outdoor air humidity space humidity and alarm information Energy conscious applications including night setback setup optimum start stop and discharge air reset 1 2 Control Applications The controller is designed for two control applications on MAPS III amp IV units Option D15 application is designed to maintain the neutral air discharge air setpoint based on the sequences in Section 2 1 Option D16 application is designed to maintain the space temperature by overriding the discharge setpoints based on the sequences in Section 2 2 Option D17 application is similar to D15 but applies only to a process application using a MAPS IV Model RECC cooling unit with electric heat Option D18 application is similar to D15 but applies only to a process application using a MAPS IV Model RECC cooling unit with electric heat 1 3 Control Location The controller is i
73. e See Section 2 4 for details on configuring the local schedule The supply fan starts stops automatically though a local time of day schedule During the occupied mode the supply fan runs continuously During the unoccupied mode the supply fan is disabled unless the night setback setup routine is enabled There is an air proving switch that indicates proof of fan operation The supply fan is subject to Form CP MAPSI D15 D16 D17 D18 Page 12 NOTE All sequences described under Section 2 3 Optional Sequences are not installed in the IQ system controller unless ordered with the original unit order all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc BACnet Schedule This is a virtual software BACnet schedule that resides in the IQ system controller that allows the system to be scheduled through the BAS The BAS writes directly to the schedule located on the unit During the occupied mode the supply fan runs con tinuously During the unoccupied mode the supply fan is disabled unless the night setback setup routine is enabled See night setback setup sequence for fan operation conditions There is an air proving switch that indicates proof of fan operation The supply fan is subject to all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc 2 3 Optional Sequences The paragraphs in this section describe modificatio
74. e analog and digital inputs zone sensors discharge air sensors etc that are connected to the controller 17 8 85 35K be routed in one of the following manners unless otherwise specified for specific sensor n separate conduits isolated from 24VAC controls and line voltage power to the unit OR 250 3 9 fthe wires are to be run in the same conduit as the 24 VAC control wiring the digital control wiring must use shielded cable and be bundled separately from 24 VAC control wiring The shield must be drained at the unit and taped on the opposite end Refer to the wiring diagram for making wiring 600 156 1531K connection Wire Maximum Sensor Wire Length Gauge Digital Control 10 50K 10 000 900 322 7331K 140 0 60 0 2 486K Discharge Air 5 2 Discharge Air Sensor Temperature Sensor P N 222753 The discharge air temperature sensor is shipped separately for field installation in the ductwork The location and position of the sensor are important Follow the instructions below 1 Determine the appropriate distance from the unit Be sure there is sufficient distance from the supply outlet to have a good mixture of discharge air temperature According to the latest edition of AMCA Standard 201 in straight ducts the air is typically well mixed a minimum of five equivalent duct diameters from the discharge of the unit with equivalent duct diameter defined as equal to the square ro
75. e configuration must be selected by adjusting the occupancy configuration Occ Con fig Always Occ which is located under the Schedules Menu Section 3 5 45 To enable the desired Occupancy configuration change the setpoint to the desired selection Once enabled the unit shall use the associated sequence below to oper ate the unit schedule There can only be one active schedule used These schedules include Always Occupied the default described in the standard sequence in Section 2 1 Always Unoccupied BAS On Off BI Occ Unocc BAS Occ Unocc BACnet schedule and local schedule Schedule Type Point Type Requirements Always Occupied Virtual Interface via BACview Always UnOccupied _ Virtual Interface via BACview BAS On Off Virtual Interface via Building Automation System Require BHB3 expansion Board Interface DI Occ Unocc Hardware via physical connection BAS Occ Unocc Virtual Interface via Building Automation System Internal Sch Virtual Interface via BACview BACnet Sch Virtual Interface via Building Automation System Virtual Points are points that are within the software and require no additional equipment other than a way to interface to the point Always Unoccupied The supply fan is always off BAS On Off This is a virtual software binary point that allows the system to be scheduled through the Building Automation System BAS Under this mode the system cannot run the ni
76. e 12 Schedule Menu 40 Schedule Options 12 Sensor Failure 7 Optional Sensors 17 Sensor Wiring 46 Sequence of Operation 4 Configurable Sequences 11 Optional Sequences 13 Service Menu 36 Service Pin LonWorks 64 Space Menu 32 Space Setpoints 32 Summary Menu 28 Supply Air Fan Critical Alarm 7 Supply Fan Start Stop 4 System Menu 39 System Menu Directory 59 T Technical Support Menu 38 Temperature Control 4 Temperature Sensor Configuration Menu 31 Terminals 41 Manual Test Mode Menu 36 Test Mode 52 Test Mode Menu 36 Troubleshooting Network Communication 65 U Unit Interface Module BACview 23 Universal Inputs UI 41 42 Unoccupied 12 Unoccupied Setpoints Menu 30 V VFD Control Options 13 w Wire Specifications 61 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 75 www RezSpec com 800 695 1901 2014 REZNOR LLC All rights reserved Trademark Note Reznor and MAPS are registered in at least the United States REZNOR All other trademarks are the property of their respective owners Form CP MAPSI D15 D16 D17 D18 Page 76 05 14 Form 5 D15 16 17 18 Version 1
77. e needing a Repeater Devices should be daisy chained and not star wired NOTE Use the same polarity throughout the network segment BACnet Over MS TP settings required in Reznor IQ System BACview After the above physical configurations have been set and adjusted there are certain parameters that need to be set within the logic of the IQ controller to accommodate the settings of the front end BAS These settings are predicated by the Building Automa tion System and can be accessed for system interface with the Reznor controls using the BACview To access the menu for protocol adjustment first press the HOME button Then press the RIGHT ARROW button to scroll down until the MENU selection choice is dis played Change Menu Settings follow the instructions using the numbers that coordinate with the BAS ROUTER MENU Specific BACnet over MS TP NETWORK Number from the BAS contractor BACNET MENU Specific BASE DEVICE ID SETTING from the BAS contractor Menu Directory Once the MENU option is reached and highlighted press the ENTER button The BACview will then prompt for a password to gain access further into the MENU sub directories The password is 0000 Enter the password using the INC button to change the left variable to 0 then the RIGHT ARROW button to move to the next position Press the INC button once again to change the next position to 0 and repeat until four zeros appear then hit ENTER System Me
78. e operating and compensated temperature limits of the transducers are 0 F to 150 F 18 C to 65 C The transducer is mounted in the control compartment The pressure sensor pickup for Option BE11 is shipped loose for field mounting in the ductwork The sensor pickups for building pressure Option BE12 are field supplied The location and position of sen sor pickups is important Follow the instructions below 1 Determine the location of the sensor pickup s The duct static pickup tube used with Option BE11 should be mounted 2 3 down the length of the ductwork minimum of 10 duct lengths At the selected location drill a 7 16 hole in the side of the duct Insert the pickup tube being sure that it is centered in the hole and attach with two 8 sheetmetal screws Check to be sure that the hole is sealed The building pressure sensor used with Option BE12 should have a positive high pressure pickup tube field supplied installed on one side of the reference area and the reference low pressure pickup tube field supplied on the other side 2 Connect tubing All tubing is field supplied The transducer is equipped with 1 4 O D pressure fittings for the pressure signal connection Both the positive high pressure port and the reference low pressure port are located on the front of the unit labeled HIGH and LOW respectively For best results shortest response times 3 16 1 0 tubing is suggested for tubing lengths up to 100
79. e outside air damper between a minimum setpint MinPos 25 and a maximum setpoint MaxPos 100 Option GF2 Two Position Dampers When the unit is off the Outside air damper is fully closed and the return air damper is fully open On a command to start the IQ System Controller enables the Damper and indexes the damper to a fixed position based on an adjustable setpoint MaxPos 100 available via the Local Control Display Option GF4 Four Positions based on 2 Digital Inputs On a command to start the IQ System Controller enables the damper and indexes the damper to a fixed position based on two hardware inputs f both input one and input two are open the IQ System Controller indexes the system to the Open Position Setpoint Open 50 f hardware input one is closed the IQ System Controller indexes the system to the Input 1 Position Setpoint InfClosed 60 Form CP MAPSI D15 D16 D17 D18 Page 14 f hardware input two is closed the IQ System Controller indexes the system to the input 2 Position Setpoint In2Closed 75 f both input one and input two are closed the IQ System Controller indexes the system to the closed reference setpoint Closed 100 Option GF5 Building Pressure Control Range 0 5 to 2 5 w c On a command to start the IQ System Controller enables the damper and modu lates the damper to maintain the Building Pressure Setpoint PressSP 0 5 The IQ System Controller modulates the dampe
80. eat only fan only auto mode and off mode See paragraph following this table for a description on how each mode functions Warmer Button This allows the user to increase the controlling setpoint For Option D15 this is the neutral air setpoint for Option D16 this is the space Heating Cooling setpoint The adjustment range SPAdjRng 2 is set at the Unit interface module BACview Cooler Button This allows the user to decrease the controlling setpoint For Option D15 this is the neutral air setpoint for Option D16 this is the space Heating Cooling setpoint The adjustment range SPAdjRng 2 is set at the Unit interface module BACview FAN SPEED Fan Speed Button This button is only enabled when Option VFC7 is ordered This allows e the user to change the VFD speed low medium and high See next section for a description on how each speed setting functions Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 21 3 0 Dialogs with Both Option D15 and D16 The Remote Interface Module also has a configurable mode selection button which changes system between modes as follows the Reznor The cool only mode will enable the cooling and disable the heating MAPS Units The heat only mode will enable the heating and disable the cooling cont d The fan only mode will disable the cooling and heating The auto mode allows the system to switch between both heating and cooling automatically The off mode disa
81. eceive indicators for Net Net Signal ground Port 2A MSTP oooo l20oooooooooooooo ooo ooooooo Jumpers All Jumpers are shown in their factory default location Universal Inputs UI Preconfigured based on options purchased Types include 0 10Vdc thermistor and dry contact Analog Outputs AO 1 amp AO 2 user selectable 20mA or 0 10Vdc and AO 3 through AO 6 default at 0 10Vdc AO LED Status Lights The LED status lights show which points are active The light intensity varies based on the amount of applied voltage Communications Expansion port for Option BHB6 page 42 Binary Outputs Single pole double throw outputs for specific on off control BO LED Status Lights The LED status lights show which points are active A light that is ON indicates an on command contact closure Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 41 4 0 IQ System Layout cont d 4 2 IQ System Expansion Board Layout Option BHB6 FLEX8160 Class 2 24 Vac 50 60 Hz 20VA 0 53A Use Copper Conductors Only Power Supply Isolated 24 VAC 24V ac Gnd power supply module Communications Module Addressing Factory Default 1 and the Baud Speed Factory Default 500k Run and Error LED See Section 7 2 for LED description BO LED Status Lights The LED status lights show which points are active A light that is ON i
82. elay Standard Form CP MAPSI D15 D16 D17 D18 Page 44 4 Airflow Diagram 4 3NON 3IVOS JILVIN3HOS TWOIdAL p LV HY ONILVINGOW by lt dOLS LYVLS bal lt di Mil Vd 1109 9NI 1OOD dOLS LYVLS ANWO dOLS LYVLS 7 lt a SSO1SSVHd G33dS 5 5 4015 1 15 __ lt dOLS LYVLS 2 1V3H S9NILV InGONW dOLS LYVLS ClV3H dOLS LYVLS 02 bal lt 51 2 GND dOLS LEVLS NvivsoLlqawooTd4aiNi sa3 saawvavo b1 p1 v m P q va B S ON vo H H a a a I e 1109 1109 1109 1109 SHVO SLVO ONILV3H Saa 1002 3Hd Sam onvis Lond Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 45 ACISLNO Iv lt v 3univisadiwal va ALIGINNH AdISLNO iv lt a Snivis NVA lt Sh1VIS id Not all available options are illustrated NOTE 5 0 Field Installed 5 1 Sensor Wiring General Guidelines Guidelines apply to all Sensors sensor wiring in Section 5 0 Digital control inputs are low current resistance based signals The manufacturer recommends for Type 24 optimum temperature control performance that th
83. en an error code E01 to E09 is received from the deep modulation heating board the IQ system has the ability to shutdown the unit Shutting down of the unit due to heat failure can be disabled by adjusting the Heating feedback Shutdown setpoint Shtdn Disabled This can be found under the configuration menu Mechanical Cooling Lockouts If the outside air temperature OAT is below the Cooling Lockout Setpoint ClgLkout 7 68 the IQ System Controller locks out cooling There are three enthalpy dry bulb temperature lockouts for staging of compressors based on the inlet conditions If the inlet air enthalpy is below the Enthalpy Stage One Lockout S1Lkout 27 stages 1 7 are disabled If the inlet air enthalpy is below Enthalpy Stage One Lockout plus Enthalpy Stage Two Lockout Differential S2DiffSP 5 stages 2 7 are disabled Enthalpy stage two lockout equals 27 5 32 btu lb If the inlet air enthalpy is below Enthalpy Stage Two Lockout plus Enthalpy Stage Three Lockout Differential S3Diff SP 5 stages 3 7 are disabled Enthalpy Stage Three Lockout equals 32 5 37 btu lb Once the enthalpy is above the Enthalpy Stage Three Lockout Point of 37 btu lb all stages are allowed to run Dehumidification Lockout If the Outside Air Dewpoint is below the Reheat Dewpoint Lockout Setpoint DwPtLk out 58 below the Reheat Low Limit Lockout OATLoLkout 60 or above the Reheat High Limit Lockout OATHiLkout 120 the
84. eral wiring specification in Section 5 1 cont d 3 Attach the sensor following the steps below Mounting Holes Screw 2 Screw Sensor S Ol Terminal C W 2 Mounting Holes a Remove the four screws on the sides of the remote unit interface module BACview to remove the rear mounting plate b Using the rear mounting plate as a template mark and drill four holes in the mounting surface Use the cutout in the rear mounting plate as a template to cut a hole for the cable to pass through c Secure the mounting plate to the surface using the appropriate screws for the type of surface d On the remote unit interface module BACview set the J1 jumper to position 2 down position Turn power OFF to the unit f Pull the sensor terminal connector g Connect the wiring to the sensor terminal external power supply and control panel terminal see wiring diagram for terminal numbers Verify that all wiring is correct WARNING Improper wiring can damage the remote unit interface module BACview as well as the main IQ system controller h Pull sensor terminal connector back into the remote unit interface module BACview Check that all wires are properly connected i Reattach the remote unit interface module BACview to the rear mounting plate with the four holding screws j Turn on power to the IQ system controller k Verify operation of both the unit interface module BACview and the
85. erates and broadcasts the service pin message This message con tains both the Neuron ID and the program identification number of the LonWorks node It is used to identify the node and also used to commission the LONWORKS network The service pin is located on the LonWorks serial interface card which is connected to Port 2b on the IQ system controller To activate the service pin press the service pin button Commissioning the IQ System Controller for LonWorks Before a device can participate on a LonWorks network it must be commissioned Commissioning allows the system integrator to associate the device hardware with the LonWorks system s network layout diagram This is done using the device s unique Neuron ID Together the IQ system controller and its LON plug in card serve as a single LonWorks device or node The LON plug in card s internal Neuron chip provides a unique Neuron ID There is a service pin button located on the LON plug in card that will allow the user to broadcast the neuron id and network information A network management tool such as Echelon s LonMaker is used to commission each device as well as to assign addressing Specific instructions regarding the commis sioning of LonWorks devices should be obtained from documentation supplied with the LonWorks network management tool When a new device is first commissioned onto the LonWorks network the system integrator must upload the device s External Interface File XIF
86. ered Sensr Config Pressure Of pressure sensor installed this allows the user to rescale the sensor ranges 3 5 47 Schedule Menu Control Displa Currently Type Time Daily Sch Holiday Sch Override Sch Clockset Occ Config Description Range Factory Default Always Occ Default j Always Off c G BAS On off j DI On off G BAS Occ Unoce BACnetSch j LocalSch 0 Shows current controller ime Shows current controller Date Opens Daily schedule Opens Holiday schedule 2 Opens Override schedule 1 Opens Minutes until Occupied 1 3 5 48 Alarm Menu Control Displa Active Alarms Return Normal Prev 3 5 49 Help Menu Control Displa Function Menu Link Alarm List Opens previous menu Menu Link Shows all possible alarms and associated alarm code that displays on Wall Temperature Sensor Under Development salus Only Form CP MAPSI D15 D16 D17 D18 Page 40 4 0 IQ System 4 1 IQ System Base Controller Layout Layout C 2 C 2 Power LED BACnet Universal Light ON indicates I O Flex 6126 ev Input controller is powered Control Module Thermistor Dry Contact Class 2 24Vac 50 60 Hz 20VA 0 53A Use Copper Power Supply Conductors Only Isolated 24 VAC power supply module 0 20mA Mode Select Battery
87. f heating is enabled The modulating output then varies the heating output from 0 to 100 command 2 to 10 Vdc to allow an 8 1 turndown on gas to maintain the active heating control setpoint ActHtgSP Stage two consists of enabling a fixed staged output while continuing to modulate the first stage Stage two is enabled when the following conditions are met 1 The modulation valve is at its maximum output position 10096 for the maximum position timer MaxPosTm 5 min 2 The active heating control temperature ActHtgT is below the active heating control setpoint ActHtgSP by a difference of the heat staging deadband HtgStgDB 5 F Stage two will remain enabled until the following conditions are met 1 The modulation valve is at its minimum output position 0 for the minimum position timer MinPosTm 5 min 2 The active heating control temperature ActHtgT is above the active heating control setpoint HtgDatSP by a difference of the heat staging deadband HtgStgDB 5 F Stage one will remain enabled until the following conditions are met 1 The modulation valve is at its minimum output position 096 for the minimum position timer MinPosTm 5 min 2 The active heating control temperature ActHtgT is above the active heating control setpoint ActHtgSP by a difference of the heat staging deadband HtgStgDB 5 F Electric Staged Heat There is an intra stage delay of 60 seconds between staging up and down of electr
88. figuration sequence will assist in allowing the IQ controller to com municate via BACnet over MS TP 1 Turn off power to the IQ controller 2 Set the IQ module address BACnet Device Instance as defined by the dual rotary dial switches See controller illustration page 41 locate the rotary dial Switches Address is determined by the front end BAS contractor Default for BACnet is 02 as illustrated below NOTE Default base is 2400 Therefore device instance will be 2400 plus dial address 2400 02 2402 n Tens Digit Switch amp Default 02 setting is illustrated Ones Digit dial s needs set use a small screw Switch river Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 57 9 0 Network cont d Setting up the Reznor IQ system for BACnet over MS TP cont d 3 Set the communications speed baud rate See controller illustration page 41 On the left side locate Communications Switches 1 and 2 Set the switches according to the legend 9600 19 2k 38 4k or 76 8k bps on the IQ cover Default is 9600 both SW1 and SW2 are set to OFF Baud rate legend is printed on the IQ cover For default 9600 both SW1 and SW2 are set to OFF NOTE Use the same baud rate for all control modules on the network segment 4 Set BACnet network communications protocol MS TP Network Setting set ting See controller illustration page 41 On the left side locate Communications Switches 5
89. following exceptions 1 Whenever the main unit supply fan starts the ERM starts and runs continuously 2 Whenever the main unit supply fan starts the enthalpy wheel runs continuously ERM Stand alone Menu Layout ERM Energy Recovery Communication Status Linked The Main unit and ERM controller are connected eme nummum ese ue operate as a standalone unit ErSfPres Energy Recovery supply inlet fanpressure ErEfPres Energy Recovery exhaust fan building pressure ErFilter Energy Recovery outside air filter status ErRAHum Energy Recovery return airhumidity ErRaEnth Energy Recovery return air enthalpy ERM Stand alone Detailed Menu List The following section details each menu available by providing the control display name point description range and factory default settings Home Page Menu Information Summary Menu Information Control Status or Control Status or Display Description Menu Link Display Description Menu Link Mode Current System Mode Below is a description of each mode cur Mode Current System Mode rently available See Mode definitions in on Home Page menu informa Off Unit is commanded off Status Only tion On Unit is commanded on St St In Current digital input ERM start stop status reading Test Mode Manual test mode is active Unit only runs based on Off O Unit digital start stop input statu
90. g cooling percentage command CIgCtIT Cooling control temperature ClgDatSP Cooling Discharge air temperature setpoint Mod Heating Only shown when applicable PID Tmr Deadband Deadband 0 600 F 0 5 ActHtgT Active Heating Temperature ActHtgSP i i i Status Only PID Out PID Output Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 37 3 0 Dialogs cont d 3 5 37 Loop Tuning Menu Consult factory before changing cont d Mod Reheat Only shown when applicable PID Tmr PID Loop Timer 0 600 sec Proportional Band 0 600 sec Integ Integral Timer 0 600 sec 1 Deadband Deadband 0 600 F 0 5 ActRhtSP Active Reheat Setpoint Status Only PID Out PID Output Pressure Loop Only shown when applicable Strtup Pct Startup percentage 25 100 50 Strtup Tmr Startup timer 35 200 sec 120 Cng scan Change per scan 0 2096 1 Scan Rate Deadband Deadband 0 1 Pressure Pressure Pressure Setpoint CO2 Loop Only shown when applicable Strtup Pct Startup percentage 25 10096 Strtup Tmr Startup timer 35 200 sec Cnglscan Scan Rate Scan Rate 1 300 sec 45 Deadband Deadband 0 200 Carbon Dioxide Level Status Only CO2 Sp Carbon Dioxide Setpoint Damper Mod Only shown when applicable PID Tmr i 1 0 5 Status Only Deadband Mixed Air Temperature MATSetpt Mixed Air Setpoint Status Only PID Out PID Output 3 5 38 Reset Alarms Control Displa Factory Default
91. ght setback or night setup routines The BAS starts and stops the unit There is an air proving switch that indicates proof of fan operation The supply fan is subject to all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc DI Occ Unocc This option requires option BHB6 This is a hardware physical closure binary point that allows the system to be sched uled via a contact closure During the occupied mode the supply fan runs continuously During the unoccupied mode the supply fan is disabled unless the night setback setup routine is enabled See night setback setup sequence for fan operation conditions There is an air proving switch that indicates proof of fan operation The supply fan is subject to all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc BAS Occ Unocc This is a virtual software binary point that allows the system to be scheduled through the BAS During the occupied mode the supply fan runs continuously During the unoccupied mode the supply fan is disabled unless the night setback setup routine is enabled See night setback setup sequence for fan operation conditions There is an air proving switch that indicates proof of fan operation The supply fan is subject to all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc Internal local Schedul
92. gs ID htg alm gs ID htg_alm if ID htg alm nf E09 NoFireRate ID htg alm sf A20 Slave Miss Error Air Sensor Failure pressure too low or pressure switch erroneously closed Error Air Sensor Failure pressure too high or pressure switch erroneously open Error Gas Sensor Failure transducer reading too low manifold pressure 1 4 w c required 5 Error Gas Sensor Failure transducer reading too high manifold pressure 2 8 w c max Error Improper Flame Signal flame sensed in off cycle check gas valve Error No Firing Rate Input requires 1 5 VDC input voltage check wiring and components 5 5 5 5 ID hig alm sf A21 Slave Lock ID hig alm ii Eid Invalid ID 1 1 1 1 1 1 1 1 1 1 1 1 1 5 5 5 5 Form CP MAPSI D15 D16 D17 D18 Page 10 Neutral Air Temperature NAT Reset Table Outside Air or Mixed Air Temperature NAT Setpoint NOTE If D15 was ordered from the factory the Room Interface Module CL77 must be activated through the Unit Interface Module before any associated setpoint will be available See Section 3 1 for how to enable the Room Interface Module CL77 2 2 Configurable Sequences There are several factory supplied configurable sequences that are available within the IQ system controller that are shipped with a factory default of disabled All con figurable sequences can be field enabled and simply accomplished by following the steps list below
93. ic stages to prevent short cycling Upon a call for heating and proof of fan status the system enables the first stage of heating Each consecutive stage is then added after its intra stage delay has been satisfied and the heating con trol temperature ActHtgT discharge air temperature is still above the active heating setpoint HtgDatSP by its associated heat staging deadband HtgStgDB 5 F Each consecutive stage is removed after its intra stage delay has been satisfied and the heating control temperature ActHtgT discharge air temperature is below the heating setpoint by its associated heat staging deadband HtgStgDB 5 F The table below shows the available stages for each size of electric heat Model Stage 1 Stage2 stage3 Stage 05S 5 AO1 Stage 1 1 05 10 55 15 AO1 Stage 1 24S 24 AO1 Stage 1 15 10 20 5 45 AO1 Stage 1 AO2 Stage2 AO1 AO2 Stage3 25 15 AO1 Stage 1 AO2 Stage2 AO1 AO2 Stage3 30 20 AO1 Stage 1 AO2 Stage2 AO1 AO2 Stage3 3 AO1 Stage 1 AO2 Stage2 AO1 AO2 Stage3 0 0 5 5 0 5 20 9 24 15 24 AO1 Stage 1 AO2 Stage2 AO1 AO2 Stage3 0 1 10 10 10 10 15 10 10 15 15 AO 1 connect to Digital Sequencer 0 3 5 6 4 10 10 10 10 10 20 10 10 20 20 AO 1 connect to Digital Sequencer 5 15 20 15 20 20 15 20 20 20 AO 1 connect to Digital Sequencer 75 20 20 20 20 24 20 20 24 24 AO 1 connect to Digital Sequencer Heating
94. ing Warm up is enabled Fan Control Unit Mode Output BAV AV 175 unit mode 1 Current Unit Mode 1 Test Mode 2 Unoccupied 4 BadSensor 5 SysRestart 6 SysShutdwn 7 PhaseLoss 8 SmokeAlrm 9 No Flow 10 Vent Mode 11 Cooling 12 Heating 13 Free Cooling 14 Morning Cool Down 15 Morning Warm Up 16 Dehumid Clg 17 Dehumid Htg 18 Dehumid Vent 19 Night Setback Clg 20 Night Setback Htg 21 Night Setback Dehum Condition Shutdown Minimum VFD Speed AV 179 minspd param 1 Only available when VFD installed System Shutdown Mode Output BALM BV 191 shutdown fail 1 Active when unit is shutdown due to alarm Manual Reset required VFC2 Manual Control 0 5V VFC3 Duct Static Control VFC4 Building Pressure Control Setpoint VFC5 CO2 Control Used for resetting Neutral Air Discharge Air Setpoint based on OAT Used only when Reset is enabled Occupied Space Cooling Setpoint VFC7 3 Speed Control VFC8 DI Status Control Form CP MAPSI D15 D16 D17 D18 Page 66 VFC9 Adjustable Speed VFC9 Adjustable Speed S Speed Damper Control 11114 GF1 Manual Control 0 51 GF2 DDC Control 2 position GF4 DI Status Control Open Position mpu BAV Input Closed Poston mu BAV avier Kurspimipos 4 mut2GisedPoson AVi amp B eosam mou BAV C _ GF5 Building Pres
95. ing a setpoint adjustment the user must adjust based on the design conditions shown in the table Once the outside air is 3 degrees F 2 degrees C above the setpoint wheel operation returns to normal If Option BE6 was ordered in addition to monitoring the outside air temperature a factory installed return air temperature and humidity sensor is used to calculate the frost threshold point and initiates the frost prevention sequence when the outside air falls below the calculated frost threshold temperature Frost threshold temperature is the point at which frost begins to accumulate on heat exchanger surfaces It is a func tion of both outside air temperature indoor temperature and indoor relative humidity With Option BE6 the energy recovery wheel controller monitors the return air tempera ture return air humidity and outside air conditions and determines the frost threshold based on the chart below Frost prevention is not required until outdoor air temperature is below the threshold When the outside air temperature is below the frost threshold the controller implements a wheel start stop jog sequence to help prevent frost buildup Once the outside air temperature is 3 degrees F 2 degrees C above the calculated frost threshold wheel operation returns to normal Frost Threshold Temperatures F Frost Threshold Temperatures C Indoor Air Indoor Air Dry Bulb Temperature Indoor Air Indoor Air Dry Bulb Temperature R H 96 70 F 72
96. intain the pressure setpoint The IQ System Controller Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 13 2 0 Sequence of Operation cont d limits the adjustable drive speed between a minimum setpoint SaFminPos 50 and a maximum setpoint SaFmaxPos 100 Option VFC7 Wall Temperature Sensor 3 Speed Fan Control On a command to start the IQ System Controller enables the VFD On proof of fan status the IQ System Controller indexes the VFD to one of three fixed positions based on Wall Temperature Sensor selection When the Wall Temperature Sensor is set on Low Speed the VFD speed is set to the low speed setpoint LowSpeed 50 When the Wall Temperature Sensor is on Medium Speed the VFD speed is set to the medium speed setpoint MedSpeed 75 When the Wall Temperature Sensor is at high speed the VFD speed is set to the high speed setpoint HiSpeed 100 Option VFC8 Four Speeds based on 2 Digital Inputs On a command to start the IQ System Controller enables the VFD and indexes the VFD drive speed to a fixed position based on two hardware inputs f both input one and input two are open the IQ System Controller indexes the system to the open speed setpoint Open 50 f hardware input one is closed the IQ System Controller indexes the system to the input one closed setpoint In1Closed 60 f hardware input two is closed the IQ System Controller indexes the system to the input two closed setpoint I
97. inus 2 Under this con dition the outside air damper will be at its required position for minimum flow and the return air damper will be at its corresponding position open 2 3 3 Dehumidification Mode Option AUR Reheat Pump Modulation On proof of fan status and when the Outside Air Dewpoint is above the Reheat Dew point Lockout Setpoint DwPtLkout 58 the Outside Air Temperature is above the Reheat Low Limit Lockout Setpoint OATLoLkout 60 and below the Reheat High Limit Lockout Setpoint OATHiLkout 120 the IQ System Controller starts the reheat pump to maintain the discharge air temperature and humidity Option D15 The dehumidification control changes the cooling control from the Active Neutral Air Cooling Setpoint to the Cooling Coil Discharge Air Temperature Setpoint CC DAT SP 55 The IQ System Controller then modulates the reheat pump to maintain the Active Neutral Air Cooling Heating Setpoint based on the system mode Option D16 The dehumidification control changes the cooling control from the Active Neutral Air Cooling Setpoint to the Cooling Coil Discharge Air Temperature Setpoint CC DAT SP 55 The IQ System Controller then modulates the Reheat pump to maintain the Active Space Cooling Heating Setpoint based on the system mode Options D15 and D16 If an optional space humidity sensor Option DT7 is installed the IQ system has the ability to either stop or start the dehumidification sequence based on the space humidit
98. is used to enable heat The AO outputs 10 Vdc on a call for heat and is connected to a low voltage relay PAM 4 2 1 Base Sequence of Operation The following describes the base sequence of operation for a unit with gas fired heat ing cooling and dehumidification installed For optional sequences see Section 2 3 Based on the model ordered the heating cooling and or dehumidification may not be available RCB RCC are cooling only units RDB RDC are cooling only units with dehumidification RDCB RDCC are cooling units and gas fired heat RDDB RDDC are cooling units with dehumidification and gas fired heat RECB RECC are cooling units and electric heat REDB REDC are cooling units with dehumidification and electric heat 2 1 1 Supply Fan Start Stop Control Default Always Occupied The supply fan runs continuously There is an air proving switch that indicates proof of fan operation The supply fan is also subject to all safety devices i e duct high limit Switches fire alarm relays smoke detectors low temperature limits etc 2 1 2 Damper Control AR8 Option On a command to start the IQ System Controller fully opens the outside air OA damper After sixty seconds the IQ System Controller issues a command for a fan start Once the damper is at 8096 the hardwired interlock to the OA damper end switch will allow the supply fan to start 2 1 3 Temperature Control Heating Cooling Dehumidification Control The unit mo
99. isplay Version Test Mode Calibration Loop Tuning escription urrent Software version installed Oo est Mode menu link alibration menu link oop Tuning menu link Inputs Outputs menu link Previous menu link Menu Link Status Only Prev m 1 EST MODE MENU Facto Description Deal Test Mode Enable Command ERM Supply Inlet Fan Test Command ERM Supply Inlet VFD Command ERM Supply Inlet Fan status ERM Supply Inlet Fan pressure reading ERM Exhaust fan Command Exhaust fan VFD Command ERM Exhaust Fan status ERM Exhaust Fan pressure reading ER Enthalpy Wheel Command ER Enthalpy Wheel Status reading ER Enthalpy Wheel Discharge Supply Air Temperature reading ERM Outside Air Temperature reading ERM Return Air Temperature reading ERM Return Air Humidity reading Previous menu link Off Off D 100 SFanStat D 100 Off Status On Status On Status On Status On Menu Lin lt im o 2 2 20 5 5 02 2 8 8 9 lg lates lt 2 01 D E 2 8221 15a o aja CALIBRATION MENU Factory Description Default Range Status Only E 2 Form CP MAPS D15 D16 D17 D18 P N 25400368 Page 73 ER Enthalpy Wheel Discharge Supply Air Temperature ER Enthalpy Wheel Discharge Supply Air Temperature Offset ERM Outside Air Temperature ERM Outside Air Tem
100. itional level password to gain access into the Router sub directory The password is 8155 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 61 9 0 Network cont d NOTE The current active network will have a sign in front of the network type insure that the MSTP net work number is set to O if you are using ARCnet 9 3 2 Reznor IQ Controller Settings and BACnet Over ARCnet cont d Enter the password using the INC button to change the left variable to 8 then the RIGHT ARROW button to move to the next position Press the INC button to change the next position to 1 Then RIGHT ARROW and repeat until 8155 has been entered When 8155 is displayed press the ENTER button Router Menu Directory BACnet NETWORK NUMBER The first menu choice is BACnet NETWORK NUMBER for ARC156 and will be set to default setting of zero This is where the network communication address needs to be entered This particular setting is specific to the front end BAS and will need to be obtained from the BAS contractor The value of the 0 should be changed to match the specific network address number Press the ENTER button and 0 will be displayed Make the accommodating adjustments by entering the provided ARCnet network num ber The curser will be over the ones value of the default setting Make the appropri ate number change by entering the values by pressing the INC or DEC buttons and using the RIGHT or LEFT arrow butto
101. l Neutral Air Setpoint AV 150 na stpt 1 Active Space Discharge Air Cooling Setpoint Active Space Discharge Air Heating Setpoint The Neutral Air Discharge Air Setpoint Used for offsetting the heating and cooling setpoints Used for resetting Neutral Air Discharge Air Setpoint based on OAT Used only when Reset is enabled Used for resetting Neutral Air Discharge Air Setpoint based on OAT Used only when Reset is enabled Used for resetting Neutral Air Discharge Air Setpoint based on OAT Used only when Reset is enabled NA Htg Clg Offset 151 sp 1 High Reset Setpoint AV 152 na reset high setpt 1 NA Low Reset Setpoint AV 153 na reset low setpt 1 OAT High Reset Setpoint AV 154 oat_high_setpt_1 OAT Low Reset Setpoint AV 155 oat_low_setpt_1 Space Override Control Occupied Space Cool AV 100 occ cool sp 1 Setpoint Occupied Space Heat AV 101 occ heat sp 1 Occupied Space Heating Setpoint Setpoint Unoccupied Space Cool AV 102 Unoccupied Space Cooling Setpoint Setpoint Unoccupied Space Heat AV 103 unocc heat sp 1 Unoccupied Space Heating Setpoint Setpoint Morning Cool Down Input BAV AV 108 mcd temp 1 Used when system is set to NA Control a Wall Temperature Space Temp Setpoint Sensor is installed and Morning Cool down is enabled Morning Warm Up Space Input BAV AV 109 mwu temp stpt 1 Used when system is set to NA Control a Wall Temperature Temp Setpoint Sensor is installed and Morn
102. l next occupied state Wall Temperature Sensor Setpt Adjust Range AV 200 sp adjust range 1 Used to limit adjustable range of Wall Temperature Sensor Space Temperature Output BAV AV 201 Space Temperature Wall Temperature Sensor Output BAV AV 202 spt adj 1 Wall Temperature Sensor adjustment range Setpoint Adjustment Bacnet Schedule Object Input BBV BV 53 schedule 1 BACnet schedule object Used only when selected in schedule configuration Override Time Remaining Temperature Sensor Wall Temperature Sensor Output BMSV MSV 204 ws mode 1 Requested mode from Wall Temperature Sensor Auto Heat Mode Request Cool Off Wall Temperature Sensor Output BAV AV 205 ws mode ao 1 Requested mode from Wall Temperature Sensor 0 Auto 1 Mode Request as AO Heat 2 Cool 3 Off Wall Temperature Sensor Output BMSV MSV 206 fan_lvl_out_msv_1 Requested Fan Speed from Wall Temperature Sensor Auto Fan Speed Request Low Medium High continued Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 65 9 0 Network contd 9 6 BACnet Network Point List cont d Name DNwenon Dp oon Nee 222222 Wall Temperature Sensor Output BAV AV 207 fan_lvl_out_1 Requested Fan Speed from Wall Temperature Sensor 0 Fan Speed Request as Auto 1 Low 2 Medium 3 High AO Temp Control Active Cool Setpoint Output AV 230 effective cool sp 1 Active Heat Setpoint Output BAV AV 231 effective heat sp 1 Neutral Air Contro
103. m the space override from the Wall Option D16 The Remote Interface Module is a standard part of the space override Temperature Sensor application Option D16 The function when used in a Space override application is does not change the time to provide the ability to override occupancy See NOTE left to display alarm codes schedule Schedule change from the unit controller to provide space temperature reading and to give the ability to must be done by the modify the space temperature setpoint from the space Remote Interface Module or BAS 68 Manual On Button Warmer Button Info Button Cooler Button Mode Button Fan Speed Button MANUAL ON Manual On Button This button allows the user to override the system when the unit is in the unoccupied mode One push of the button allows 60 minutes two allows 120 minutes and three allows 180 minutes Info Button This button provides the user with additional data Each consecutive press shows additional data as listed below First is outside air temperature Fifth shows the Alarm Code e Second is time remaining for Manual On The next three show the configurable Al data Third is heating setpoint And the last four show the configurable BI data Fourth is cooling setpoint Section 3 1 2 explains how to configure the Al and BI data Mode Button This button allows the user to set the unit control mode This includes cool only h
104. menu press the Enter Button 4 To return to the previous menu page NOTE Brackets NOTE This moves you to the scroll down to the bottom select Prev are around he ourmont summary menu page and press the Enter Button selection EXAMPLE 2 Changing 1 Press the Home Button setpoint is selected use the Right a Setpoint 2 Press the Right Arrow Button Arrow Button and Left Arrow Button to scroll down to Quick Setpts to move between the ones tens and With Quick Setpts on the display hundreds digits to increase decrease xime cs press the Enter Button NOTE the number faster If you try to increase This moves you to the quick or decrease the number outside of the setpoints page setpoint range the display will show a 3 Press the Right Arrow Button to warning and will display the high and low scroll down to see each setpoint limits for the setpoint name and value NOTE You can 5 Press the Enter Button to accept the press the Left Arrow Button to new setpoint NOTE To revert back to scroll back up the summary menu the original setting without accepting the Stop at the setpoint to be changed new setpoint press the Cancel Button and press the Enter Button The 6 Press the Right Arrow Button to scroll setpoint will begin to flash down to the bottom of the menu select 4 Use the INC Button to increase either Prev and press the Enter the setpoint number or the DEC Button to return to the previous menu Button to decrease the
105. n details each menu available by providing the control display name point description range and factory default settings NOTE Some menus listed 3 5 1 Home Page Menu Information here will not be available From the LCD display the summary menu is used to display the status of both physical availability is based on and virtual points The following table lists the available informational points options purchased Description Status or Menu Link Current System Mode Below is a description of each mode currently available Manual test mode is active Unit only runs based on manual commands Control Displa ied Unit is in the Unoccupied Mode Unit is manually off See OffCmd status below Asensor has failed See Alarm Menu for specific sensor failure System is in Restart sequence due to critical failure See Alarm Menu for specific failure Critical system has failed Unit must be manually reset through the Alarm Reset Menu Phase loss IN 9 alarm is active Automatic reset when input returns to normal Smoke IN 10 alarm is active Automatic reset upon return to normal Supply air fan is commanded on but no feedback from pressure status switch IN 8 Unit is in Ventilation Mode Only supply fan is running Unit is in Cooling Mode Unit is in Heating Mode Economizer Mode is active System is in Morning Cool Down Mode System is in Morning Warm up Mode System is in Dehumidification Cooling Mode System is in Dehumidification
106. n the low voltage electrical compartment The controller is pro grammed to control all the MAPS III amp IV functions in response to numerous inputs 1 4 Unit Interface Module BACview An easy to use operator display is mounted directly above the controller This display gives the user access to parameters and alarms Additionally it is used to monitor sta tus adjust setpoints override points and edit time schedules All values are displayed with an explanatory text in the alphanumeric display window Key features of the dis play include a backlit LCD that enhances reading even in poor lighting conditions simple to use menus password protection for security and a two line by 16 character display See Section 2 3 for details on the menus and command functions 1 5 Related Documents All related documents are found in the owner s envelope including this control instruc tion sheet the Installation Operation Manual the Maintenance Service Manual the Limited Warranty Form and all other supplier forms unique to the system Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 3 2 0 Sequence of Operation NOTE See Section 2 2 4 for how to configure the schedule and for optional sequences based on schedule selection NOTE If not using Option ARS see Section 2 3 2 for optional sequences NOTE Upon a call for heat there is high fire lightoff of gas burner for 20 seconds NOTE On the 800 mbh and smaller gas heat units AO 1
107. n2Closed 75 f both input one and input two are closed the IQ System Controller indexes the system to the closed reference setpoint Closed 100 Option VFC9 Adjustable Constant Volume On a command to start the IQ System Controller enables the VFD On proof of fan status the IQ System Controller indexes the VFD drive speed to a fixed position based on the Supply Air Fan VFD Setpoint VFDSetPt 100 available via the Local Control Display and the BAS 2 3 2 Damper Control Options for Modulating Dampers Options AR25 AR2G AR2H and AR2K available only with GF2 or GF7 When Option AR25 AR2G or AR2H is ordered there are several damper control options to choose from The following describes the sequence for each choice There can only be one selection made from the damper control options If there is a return air damper in the configuration it is interlocked with the Outside Air OA damper so that when the OA damper is commanded to a fixed position the return air RA damper will be at its corresponding required position Option GF1 External 0 5vdc Input On a command to start the IQ System Controller enables the damper and modu lates the damper based on the external input The IQ System Controller modulates the damper open on an increase on the external input and closed on a decrease The control application scales the 0 5vdc signal between the minimum and maximum set points The IQ System Controller limits the adjustabl
108. ndicates on command contact closure z off Em l y E n Power w N IN 16 94 o 3 a IN 15 N N ole IN 14 94 N al Thermistor FT Dry Contact Inputs 9 16 0 5V therm dry 85 5 Module 2162 5 5 42 Address 500k Baud gu D oo oo Error oo agi Digital Ouput H 2 LEDs CAUTION To Reduce the Risk H l of Fire or Electric Shock Do Not Interconnect the Outputs of Different Class 2 Circuits o IN 13 94 MIN Bla IN 12 94 N NN N IN 11 94 o 3 a N IN 10 ale IN 09 94 ofa o IN 08 9 4 xx ala IN 07 94 Mio IN 06 94 ofa ola IN 05 94 04 94 IN 03 94 02 94 IN 01 94 senilwarlaalno Xnet Gnd Remote gt net Expansion Xnet BO 8 e 16 15 e 14 e 13 BO 6 e 12 e 11 BO 7 e 10 BO 5 2 e 8 BO4 e 6 BO 3 4 BO 2 e2 e1 BO 1 Form CP MAPSI D15 D16 D17 D18 Page
109. ns to move from the ones value to the tens value and so on until the ARCnet number displayed matches the correct value Press the ENTER button to save the setting Still in the Router Menu directory RIGHT ARROW until the BACnet NETWORK NUM BER for MS TP is shown Press ENTER and 12345 will be displayed This value needs to be changed to 0 Make the appropriate number change by pressing the DEC button and using the RIGHT or LEFT arrow buttons until 0 is displayed Press the ENTER button again to save the setting BACnet Menu Directory BASE DEVICE ID SETTING ArcNet After the Network Address Number settings have been set the BASE DEVICE ID must be entered You will need to back out of the ROUTER menu and access the BACnet menu still in the SYSTEM MENU o If still in the ROUTER menu RIGHT ARROW down to the Prev tab and hit ENTER o RIGHT ARROW down to the BACnet menu Press the ENTER button o RIGHT ARROW down to the BACnet BASE DEVICE ID setting this will be the individual device address of the IQ controller on the BACnet network The IQ controller is shipped with a default BASE DEVICE ID number of 2400 and will have to be changed on site to coincide with the BAS assigned setting To change the defaulted 2400 setting press the ENTER button The curser will be over the ones value of the defaulted setting Make the appropriate BASE number change by entering the values pressing the INC or DEC buttons and using
110. ns to the standard sequence based on available options When a specific option is ordered it replaces the standard sequence for the specified section or is an addition to the standard sequence if the section is not defined in the base All of the optional sequences described here require an option selection which includes a factory software change Most also require an optional control expansion board Option BHB6 2 3 1 Supply Air Fan VFD Control Options The VFD is soft start to a preselected setting There are several VFD control options to choose from The following describes the sequence for each choice A system can have only one VFC control option selection CAUTION Running the supply fan under default minimum will void the warranty Option VFC2 External 0 5vdc Input On a command to start the IQ System Controller enables the VFD On proof of fan status the IQ System Controller modulates the supply fan speed based on the exter nal input The IQ System Controller modulates the fan speed up on an increase on the external input and down on a decrease The control application scales the 0 5vdc signal between the minimum and maximum setpoints The IQ System Controller limits the adjustable drive speed between a minimum setpoint SaFminPos 50 and a maximum setpoint SaFmaxPos 100 Option VFC3 Duct Static Pressure Control Range 0 to 2 5 w c On a command to start the IQ System Controller enables the VFD On proof of fan status
111. nu Directory O From the MENU sub directory press the RIGHT ARROW down until the SYSTEM MENU option is displayed O Press the ENTER button O Once inside the System Menu sub directory RIGHT ARROW down until the ROUTER menu option menu is displayed O Press the ENTER button The BACview will then prompt for an additional level password to gain access further into the Router sub directory The password is 8155 Enter the password using the INC button to change the left variable to 8 then the RIGHT ARROW button to move to the next position Press the INC button to change the next position to 1 Then RIGHT ARROW and repeat until 8155 has been entered When 8155 is displayed press the ENTER button Router Menu Directory BACnet NETWORK NUMBER RIGHT ARROW past the first menu choice showing BACnet NETWORK NUMBER for ARC156 setting this should be set to default of zero until BACnet NETWORK NUM BER for MS TP is shown This is where the network communication address needs to be entered The default setting from the factory for the MS TP value is 12345 This particular setting is specific to the front end BAS and will need to be obtained from the BAS contractor The value of the 12345 should be changed to match the specific Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 59 9 0 Network network address number Press the ENTER button and now 12345 will be prompted cont d Make the accommodating adjustments by entering the pr
112. o use the binary input under the schedule menu Option BE22 Contacts for Unit Start Stop Switch A field supplied override switch and optional expansion board Option BHB6 are required If the binary input is closed the IQ system controller will start the system per the defined schedule If the binary input is open the IQ system controller will shut down the unit See Setpoint Menu 3 5 28 2 3 5 Energy Recovery Option 1 All energy recovery modules have a unit mounted IQ controller that is programmed to control all system components located in the energy recovery module This includes the energy recovery inlet fan energy recovery exhaust fan and the enthalpy wheel The controller is programmed as both an integrated section of the main MAPS unit a stand alone unit when connection to MAPS unit controller is lost Once the MAPS and energy recovery module are connected in the field the controllers automati cally connect and start sharing information between systems All information from the energy recovery module is shared with the main MAPS unit IQ controller This allows for unit to act as a complete system and to respond to all sensors installed in both components This also allows one access point for all information and operational data For the integrated menus see Section 3 5 For the stand alone menu see Appendix page 71 The following is the Integrated ERM sequence of operation Energy Recovery Start Stop Control The sup
113. ods In many instances these proprietary communica tions severely limited system expansion upgrade and replacement BACnet has been accepted as an open standard by the American National Standards Institute ANSI and the European CEN standards It is also being adopted as an international ISO standard BACnet is designed to include all building systems including lighting secu rity fire heating ventilation and air conditioning It is important to understand the BACnet communication protocol contained in the IQ control system in a Reznor MAPS unit The BACnet information in the following para graphs is designed to assist in the understanding of the basics of how a Reznor unit interfaces with a front end Building Automation System BAS There needs to be an understanding of Reznor equipment responsibility versus the responsibility of the con trol contractor This section will explain a few points of interest and define the BACnet interface between the Reznor IQ system and a typical controls front end BAS The following is a short breakdown of the target points that are covered Overview of the BACnet communications protocol o Short definition of the needed variables and their general application Overview of requirements for the Reznor amp IQ control system to successfully interface with a BACnet front end BAS control system o Setting of network specific variables to make the Reznor IQ system compatible and ready for BA
114. om VFD mand output EF Press ERM Exhaust Air Fan pressure reading EFPrsSP Exhaust Air Fan Pressure Setpoint ER WHEEL MENU Display Menu Link ERW Cmd ERW Stat ER Enthalpy Wheel is off proven via current switch ER WHEEL MENU Control m Display Description cont d On C ER Enthalpy Wheel is on proven via current switch ERW DAT ER Enthalpy Wheel Discharge Supply Air Temperature reading ER OAT ERM Outside Air Temperature reading Opens the defrost menu DEFROST MENU Factory Control a 15 to 22 7 This is the setpoint at which the defrost DefrostSP control in enabled This is only used when BE6 option is not ordered This is the calculated outside air tempera ture at which frost when begin to form on wheel This point varies based on OA and Status Only On Off ERW Jog Timers This is the amount of time the wheel will modam 1 60m 2 run when unit is in the defrost cycle This is the amount of time the wheel will 1 60 30 be off when unit is in the defrost cycle Status or Menu Link Frost Threshold Setpoint Status DefrostStat This is the status of Defrost control o RA conditions When OAT is below this setpoint the defrost control is enabled ENTH RA DEWPT Factory Defaul Status Only Menu Link Menu Link Menu Link Menu Link Menu Link Z D wv PEA o 2 lt o m z m z c Control D
115. on trol loop to maintain the pressure setpoint The system controller limits the adjustable drive speed between a minimum setpoint SaFminPos 50 and a maximum setpoint SaFmaxPos 100 Option SFC9 Energy Recovery Supply inlet Air Adjustable Constant Volume Control On a command to start the system controller enables the VFD and indexes the VFD drive speed to a fixed position based on the supply air fan VFD setpoint SAVFDSetPt 50 available via the local control display Option EFC4 Energy Recovery Exhaust Air Building Pressure Control Range 0 5 to 0 5 w c On a command to start the system controller enables the VFD The system control ler then modulates the exhaust fan speed to maintain the supply air plenum setpoint Form CP MAPSI D15 D16 D17 D18 Page 18 SAPressSP 0 00 The system controller modulates the fan speed up on a drop in building pressure and down on a rise The control application uses a proprietary con trol loop to maintain the pressure setpoint The system controller limits the adjustable drive speed between a minimum setpoint EaFminPos 50 and a maximum setpoint EaFmaxPos 100 Option EFC7 Energy Recovery Exhaust Air Tracking of Main MAPS Unit Blower On a command to start the system controller enables the VFD and indexes the VFD drive speed to a fixed position based on the Main unit blower VFD Setpoint and the exhaust air fan VFD offset setpoint EF Offset 0 available via the local control
116. on ERM must also be changed Energy Recovery exhaust fan pressure deadband 3 5 31 Miscellaneous Menu Control Displa Factory Default Manual Ovrd Manual Override BE20 Configuration 3 5 32 Alarm Configuration Setpoints Control Display Description Rang Factory Default Alm Timer Auto Restart LoLimitSP ow Limit Freezestat Setpoint i es L LoLimitTmr Low Limit Timer Freezestat 5 25 Min LoLimitEn Low Limit Enabled Prev 3 5 33 Service Menu Control Display Version Calibration i i Alarm Codes 10 Prev 3 5 34 Test Mode Menu Control Displa Manual Test Opens Manual Test Mode menu 3 5 35 Manual Test Mode Menu pg 36 3 5 35 Manual Test Mode Menu Control Displa Description Range Factory Default Test Mode Mode Enable Command FanCmd FanTesttCommand Oo EF ExhausfanCommad TH 1 Comp A Test Command On Off Comp B Test Command On Off ReheatCmd ReheatTestCommand KF Form CP MAPSI D15 D16 D17 D18 Page 36 Comp C Test Command of Off Off Off Off Off Off Off Off 0 0 0096 0 HeatStg1 HeatStageiTestCommand HeatStg2 HeatStage2TestCommand Owof HeatStg 3 HeatStage3TestCommand CT Of HeatStg4 HeatStage4TestCommand CTH o HeatStg5 HeatStage5TestCommand Energy Recovery supply
117. ontroller will shut down the system Alarm Text Alarm Description Alarm Priority Space Temp Bad Space sensor not reading correctly Critical D16 OA Temp Bad aun sensor not reading correctly 60 open circuit 255 shorted ClgCoil DAT Bad Cooling Coil DAT sensor nor reading correctly 60 open circuit 255 Non critica shorted circuit DA Temp Bad DA Temp sensor not reading correctly 60 open circuit 255 shorted circuit OA Hum Bad OA Hum sensor not reading correctly Ed sensor not reading correctly 60 open circuit 255 shorted Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 7 2 0 Sequence of Operation cont d NOTE See the operations manual for the additional information on the gas heating alarms NOTE The gas modulation alarms on page 10 apply to MAPS Cabinets A B and C For MAPSSIII D Cabinet unit refer to Form O MAPSIII Cabinet D for heating modulation alarms Mechanical Heating Lockouts and Alarms Gas Heat ONLY If the outside air temperature OAT is above the Heating Lockout 62 F Setpoint HtgLkout 62 the IQ System Controller locks out heating The IQ System Controller communicates with the deep modulation heating board The deep modulation heating board sends the current condition and alarm condition for the heating system A list of alarms from the deep modulation heating board is on page 10 All alarms are logged into the alarm log menu The IQ system monitors the deep modulation board Wh
118. ot of 4AB 3 14 A and B are the duct cross sectional dimensions Example Supply ductwork cross sectional dimension is 24 x 12 610mm x 305mm 4x12 x 24 4 x 305 x 610 5 V 3 14 96 5 x V 3 14 2435mm Locate the sensor a minimum of 96 2435mm from the outlet of the unit NOTE If the length of the discharge duct is less than 8 ft 2 4M a mixing vane is recommended for mixing the discharge air Form CP MAPSI D15 D16 D17 D18 Page 46 Ss Room Interface Module P N 222756 Do not mount the sensor in the ductwork after a split in the supply as that will cause loss of control in the duct that does not house the sensor 2 Determine the location and orientation of the sensor The position of the sensor in the duct is also important In horizontal ductwork locate the sensor assembly in the top middle of the duct with the sensor probe extending vertically down into the center of the airstream In vertical ductwork locate the sensor assembly in the middle of the side of the duct that corresponds with the top middle of the discharge outlet 3 Attach the sensor Mark the selected location and drill a 7 16 hole Insert the probe into the hole Be sure that the blue plastic fitting holding the probe is centered in the hole Attach with two No 8 sheetmetal screws do not overtighten Check to be certain that the hole is sealed 4 Run the sensor wire to the unit per the general wiring guidelines 5 Verify Operation Now
119. ovided MS TP network num ber The curser will be over the ones value of the default setting Make the appropri ate MS TP number change by entering the values by pressing the INC or DEC buttons and using the RIGHT or LEFT arrow buttons to move from the ones value to the tens value and so on until the MS TP number displayed matches the correct value Then press the ENTER button again to save the setting BACnet Menu Directory BASE DEVICE ID SETTING MS TP After the Network Address Number setting has been set the BASE DEVICE ID must be entered You will need to back out of the ROUTER menu and access the BACnet menu still within the SYSTEM MENU o If still in the ROUTER menu RIGHT ARROW down to the Prev tab and hit ENTER o RIGHT ARROW down to the BACnet menu Press the ENTER button o RIGHT ARROW down to the BACnet BASE DEVICE ID setting this will be the individual device address of the IQ controller on the BACnet network The IQ controller is shipped with a default BASE DEVICE ID number of 2400 and will have to be changed on site to coincide with the BAS assigned setting To change the defaulted 2400 setting press the ENTER button The curser will be over the ones value of the defaulted setting Make the appropriate BASE number change by entering the values pressing the INC or DEC buttons and using the RIGHT or LEFT arrow buttons to move from the ones value to the tens value and so on until the BASE
120. perature Offset ERM Return Air Temperature ERM Return Air Temperature Offset ERM Return Air Humidity ERM Return Air Humidity Offset Previous menu link Offset ER OAT Offset ER RAT Offset ER RA Hum Offset Lp 2 55 lt ge oH APPENDIX cont d LOOP TUNING MENU Control Display Factory Description Default Range 10 o c A r o 5 25 100 5 200 sec 50 120 Startup percentage Startup timer Change per scan when below changeover value Co I Cng sTight 0 2096 Change per scan when above changeover value Change over point from Change per scan wide to change per scan tight Scan Rate Deadband Pressure Pressure Setpoint Distance from setpoint control loop tries to maintain Cng sWide 0 20 ChngOver 300 sec 10 Status Only Status Only Deadband Press Sp Deadband 0 10 0 Minimum VFD speed the loop uses to control setpoint Maximum VFD speed the loop uses to control setpoint Min Speed 20 100 50 Max Speed 20 100 100 D 0 8 5 5 El 3 E 318 5 m gt 0 a o o o 25 100 5 200 sec 50 120 Strtup Pct Startup percentage Startup timer Change per scan when below changeover value 45 1 I a a 0 20 Cng sTight Change per scan when abo
121. pg 36 Opens previous menu 3 5 6 Menus Description Menulink i Opens previous menu Function Menu Link Current setpoint adjustment from Wall Temperature Sensor eer Fan Speed MrngCooldown Opens Morning Cool down Setpoints 3 5 8 Morning Cooldown Menu pg 30 5MrngWarmup Opens Morning Warm up Setpoints 3 5 9 Morning Warm up Menu pg 31 3 5 10 Wall Temperature Sensor Opens WallStat Configuration Menu Configuration Menu pq 31 2Prev jOpens previous menu 3 5 8 Morning Cool down Menu Control Display Factory Default McdSpcSP Morning Cool down Space Setpoint 60 80 F CIDnDATSP Cool down Discharge Air Temp Setpoint 52 75 F Form CP MAPSI D15 D16 D17 D18 Page 30 MinTilOccupied Function Menu Link 7 Time minutes before system is occupied Status Only Opens Minutes until occupied help menu 3 5 49 Help Menu pg 40 3 5 9 Morning Warm up Menu MwuSpcSP MomingWarm upSpaceSetpint 60 80 68 WupDATSP Morning Warm up Discharge Air Temp Setpoint 65 150F 90 poxxMin Time minutes before system is occupied StatusOny 3 5 49 Help Menu pg 40 Menu Link 3 5 10 Wall Temperature Sensor Configuration Menu Control Display Choice Factory Default Mode Control Allow Wall Temperature Sensor to set unit mode Enabled Disabled Enabled MrnWrmup Cldwn Allow morning warm up and cool down Enabled Disabled Enabled Night Set
122. ply and exhaust fan starts stops automatically through the base unit schedule command If the Energy recovery start stop point is closed and the main unit is occu pied the system will run the occupied sequence If the energy recovery start stop point is closed and the main unit is unoccupied or the energy recovery start stop point is open the system will run the unoccupied sequence The supply air fan is interlocked to the damper end switch There is an air proving switch that indicates proof of fan operation The energy recov ery supply inlet fan and exhaust fan are subject to all safety devices i e duct high limit switches fire alarm relays smoke detectors low temperature limits etc Occupied Mode During the occupied mode the supply fan and exhaust fan runs con tinuously Unoccupied Mode During the unoccupied mode the supply fan and exhaust fan are disabled and the return air damper is fully open Energy Recovery Supply Air and Exhaust Air Fan Control with VFD Supply Fan Option SFD1 and Exhaust Fan Option EFD1 Option SFC3 Energy Recovery Supply inlet Air Neutral Pressure Control Range 0 5 to 0 5 w c On a command to start the system controller enables the VFD The system control ler then modulates the supply fan speed to maintain the supply air plenum setpoint SAPressSP 0 00 The system controller modulates the fan speed up on a drop in building pressure and down on a rise The control application uses a proprietary c
123. ption DT7 is installed the IQ system has the ability to either stop or start the dehumidifica tion sequence based on the space humidity condition If the Humidity sensor is set to Disable dH the IQ controller disables the dehumidification sequence when the space humidity is below the space humidity setpoint SpcHumSP 60 If the Humidity sen Sor is set to Enable dH the IQ controller enables the dehumidification sequence when the space humidity is above the space humidity setpoint SpcHumSP 60 and the outside air temperature is within the low and high limits 2 1 4 Safeties Alarms and Lockouts Auto Restart Mode Any time a critical alarm occurs the system will initiate the restart sequence During the restart sequence the unit mode shows SysRestart Also on the main screen on the unit interface module BACview under the unit mode the remaining time before unit startup will be shown The restart sequence is as follows The unit shuts down for 60 minutes After the restart timer has expired the system restarts in normal mode Resetting the alarm through the unit interface module BACview or power cycling the unit will clear the System restart mode and the unit will then restart in normal mode The alarm s that caused the system shutdown will be logged in the alarm screen under the return to normal section See Menu 3 5 46 Shutdown Mode The shutdown sequence allows the system to go through the restart sequence a fixed number
124. r open on a drop in building pressure and closed on a rise The control application uses a proprietary control loop to maintain the pressure setpoint The IQ System Controller limits the adjustable outside air damper between a minimum setpoint MinPos 25 and a maximum setpoint MaxPos 100 Option GF6 Mixed Air Control by CO2 Range 200 to 2000 ppm On a command to start the IQ System Controller enables the damper and modulates the damper to maintain the CO2 Level Setpoint CO2SP 800 The IQ System Con troller modulates the fan speed up on a rise in the CO2 level and down on a decrease The control application uses a proprietary control loop to maintain the pressure set point The IQ System Controller limits the adjustable outside air damper between a minimum setpoint MinPos 25 and a maximum setpoint MaxPos 100 Option GF7 Two Position Outside Air Enthalpy Control Range 15 to 40 btu Ib of dry air On a command to start the IQ System Controller enables the damper and indexes the damper to a fixed position based on the outside air OA enthalpy changeover setpoint OAE Chgover 28 When the OA enthalpy is above the changeover set point the IQ System Controller indexes the damper to the High OA Enthalpy Damper Setpoint HiDAE Pos 50 When the OA enthalpy is below the changeover setpoint the IQ System Controller indexes the damper to the Low OA Enthalpy Damper Setpoint LoOAS Pos 100 Option GF8 Dual Reference Enthalp
125. r the system runs into the occupied times Night Setback All Modes with Option DT7 When a space humidity sensor is installed Option DT7 if the space humidity rises above the Unoccupied Space Humidity Setpoint UnocHumSP 70 and the dehu midification is allowed to run the unit is indexed to the occupied mode and the Dis charge Air Temperature DAT is set to provide 70 F at 50 RH The system remains in this mode until the space humidity is less than or equal to the unoccupied space humidity setpoint UnocHumOffDb 3 or the system runs into the occupied times The night setback for humidity control overrides the night setback setup temperature control Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 11 2 0 Sequence of Operation cont d NOTE The hardware binary input for a remote device that controls occupied unoccupied resides on the optional expansion board BHB6 The remote device will not function correctly if Option BHB6 is not installed Controls for Night Setup Setback Option D15 There must be a Wall Temperature Sensor Option CL77 installed and enabled before night setback setup can be enabled During the night setback setup the unit reverts to a space override unit until the system becomes occupied Option D16 The Wall Temperature Sensor must be enabled before night setback setup can be enabled 2 2 4 Schedule Options There are several options available for scheduling the unit The desired schedul
126. rature is reset linearly from the NA Temperature Low Limit Reset Set point and NA Temperature High Reset Setpoint 2 2 3 Night Setback Setup Night Setback Setup sequence can be enabled by adjusting the Enable NSB setpoint AIIwNSB N which is located under the Neutral Air Setpoints Menu Section 3 5 13 or the Space Setpoints Menu Section 3 5 15 This will depend on what application is activated D15 or D16 To enable the Night Setback Setup sequence change the setpoint from N to Y All associated menus are now available Night Setback Cooling Mode When the space temperature rises above the unoccupied cooling setpoint Unoc CIgSP 85 the unit is indexed to the occupied mode and the Neutral Air Setpoint is overridden to the Cooldown Discharge Air Temperature Setpoint CIDnNDATSP 55 The system remains in this mode until the space temperature is less than or equal to the unoccupied cooling setpoint minus the Cooling Disable Deadband ClgDisDb 3 or the system runs into the occupied times Night Setback Heating Mode When the space temperature falls below the unoccupied heating setpoint UnocHtgSP 60 the unit is indexed to the occupied mode and the Neutral Air Setpoint is overrid den to Warmup Discharge Air Temperature Setpoint WUpDATSP 90 The system remains in this mode until the space temperature is greater than or equal to the unoc cupied heating setpoint plus the Heating Disable Deadband HtgDisDb 3 o
127. roller 2 Wire each terminal as shown below to the terminals on the Wall Temperature Sensor NOTE Connect the shield wire and the ground wire to the Gnd terminal at unit only 3 Turn on the power to the IQ controller RS Sensor BACview See wiring diagram shipped with unit Terminal 48 Gnd Terminal 46 Rnet Terminal 47 Rnet Terminal 49 12V Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 47 5 0 Field Installed Sensors cont d ww Fio a ii 9t Duct Pressure Transducer P N 234818 Building Pressure Transducer P N 234819 Duct Static Pickup Tube for Option BE11 P N 234821 NOTE Terminals 1 3 and 20 are typical control panel terminals and should be verified on the unit specific wiring diagram CO2 Sensor P N 234820 NOTE If the printed circuit board PCB must be removed handle it carefully and protect it from electrostatic discharge Normally removing the PCB is not required 5 4 Pressure Sensors Options BE11 and BE12 Duct pressure Option BE11 has a range of 0 to 2 5 and building pressure Option BE12 has a range of 0 5 to 0 5 Both pressure transducers sense differential or gage static pressure and convert this pressure difference to a proportional high level analog output 0 10Vdc for both unidirectional and bidirectional pressure ranges transducers are designed to be used with air or nonconducting gases Th
128. s in off open manual commands On C Unit digital start stop input status on closed Defrost Unit is cycling enthalpy wheel to prevent frost SFan Cmd ERM Supply Inlet Air Fan Command buildup Off O ERM Supply Inlet Air Fan is commanded off Cripple Unit is running but has failed sensors On C ERM Supply Inlet Air Fan is commanded on Economize e off enthalpy wheel and is running in SfanStat ERM Supply Inlet Air Fan status Off O Fan is on proven via differential pressure switch Status Current status of ERM Supply Inlet Air and Exhaust Fans On C Fan is off proven via differential pressure switch On Unit status is On proved via the air pressure switch Status Only Sfan ERM Supply Inlet Air Fan VED percentage command Off Unit status is Off proved via the air pressure switch VFD output ERM 2 communication status and operation status Status Only SE Press _ ERM Supply Inlet Air Fan pressure reading 9 Exhaust Air Fan Command ACT Standalone Communication is lost to main MAPS unit and ERM Off O ERM Exhaust Air Fan is commanded off is functioning in a standalone mode n ONERE C ERM Exhaust Air Fan is commanded Linked Communication is established with main MAPS unit ERM is functioned as an integration component EfanStat Exhaust Air Fan status Summary Opens Summary Menu Off O Fan is off proven via differenti
129. setpoint page or press the Home Button to number NOTE Once a numerical return to the beginning page 3 3 Handheld Display In addition the Room Interface Module has a communication port located on the bot Option RB4 tom that will allow the handheld service tool Option RB4 to connect to the unit and P N 258452 modify the same parameters as available at the display mounted in the unit Form CP MAPSI D15 D16 D17 D18 Page 24 3 0 Dialogs cont d NOTE Some menus listed here will not be available availability is based on options purchased 3 4 Menus Menu Layout The following diagram shows the menu layout for the Local Control Display in the MAPS unit See the individual sections for details on each menu SUMMARY QUICK SETPTS UnOcc Setpts EXPAND SETPTS SPACE SETPTS NEUAIR SETPTS FAN SETPTS OAD SETPTS ADV SETPTS CLG SETPTS ENTHLPYLKOUT DRYBULDLKOUT MRNGCOOLDOWN UNOCC SETPTS HTG SETPTS ADV SETPTS DH SETPTS MRNGWARMUP ERV SETPTS UNOCC SETPTS MISC ALARM CONFIG WALLSTAT MENU UNOCC SETPTS MRNGCOOLDOWN MRNGWARMUP CONFIG MENU CNFG INFO BN SPACE MENU SPACE SETPTS NEUAIR SETPTS FAN MENU FAN SETPTS OA DAMP MENU OA SETPTS ADV SETPT CLG MENU CLG SETPTS SAME AS CLG SETPT ABOVE HTG MENU HTG SETPTS SAME AS HTG SETPT ABOVE DH SETPTS ERV MENU ERV SETPTS SETPT MENU SAME AS EXPAND SETPTS SERVICE MENU TEST MODE MANUAL T
130. sor A Command Comp A Compressor B Command Comp B Compressor C Command Comp C Compressor D Command Comp D Heat 1 Command Heat 1 The binary value default settings BV1 FiltrStat BV2 Heat 1 Comp BV4 Comp B 3 2 Unit Interface Module BACview All MAPS units are equipped with a Unit Interface Module mounted inside the control panel The Unit Interface Module has a display that is 2 lines by 16 characters seven push buttons and an alarm LED The Unit Interface Module provides full access to the unit A modular terminal with four screw terminals is used for communicating to the IQ System Controller and also provides power to the Unit Interface Module The Unit Interface Module is used to monitor status adjust setpoints override points and edit time schedules It also makes it possible to list the alarms without communicating with a central system The IQ System Controller holds the menu and information for the Unit Interface Module thus the operator panel acts as a dumb terminal E Cview LCD Display ALARM LED HOME Button INCREASE Button CANCEL Button LEFT amp RIGHT t Arrows ENTER DECREASE Button Button 3 2 1 Push Buttons The Unit Interface Module in the unit is equipped with seven push buttons as shown in the illustration The function of each button is described below HOME Button is used to bring the user back to the starting menu page CANCEL CANCEL Bu
131. stalled and enabled the Room Interface Module Menu Rm IM Menu will be available The Menu will allow you to do the following a Enable disable the mode button control night setback setup and control Optimum Start Stop b Set the adjustment range of the warmer and cooler buttons c The Room Interface Module can display up to four additional analog values and four binary values The first analog value is not adjustable and is set to the alarm code See the alarm list in Section 2 1 4 The information can be customized under the Room Interface Module Menu Analog Value Display Choices Alarm Code plus three others Alarm Code not adjustable see list on page 10 Discharge Air temperature DA Temp Carbon Dioxide Level CO2 Pressure Modulating Heat Output Mod Heat Outside Air Damper Command percentage OA Dmpr Supply Fan VFD command percentage SF VFD Mixed Air Temperature MA Temp Cooling Coil Discharge Air Temperature CLCoilDAT Outside Air Humidity OA Hum Space Humidity Space Hum The analog value default settings AV1 Alarm Code AV2 DA Temp AV3 Space Hum AV4 OA Hum Binary Value Display Choices Filter Status FiltrStat Expansion Board Binary Input 1 Status Exp1 Inp1 Expansion Board Binary Input 2 Status Exp1 Inp2 Reheat Pump Command ReheatPmp Form CP MAPSI D15 D16 D17 D18 Page 22 Unit Interface Module showing Display Buttons and LED Light Compres
132. sure Control Setpoint GF6 CO2 Control GF7 OA Enthalp Pos Pos Changeover Setpt GF8 Dual Reference Enthalpy GF9 Dry Bulb Economizer Active MAT Setpoint Output AV 196 mat setpt status 1 MAT Setpt Offset Input BAV AV 197 mat setpt offset 1 Only used in D15 Application Used to calculate the MAT setpt DAT Setpt Offset MAT Setpt AV 198 mat setpt 1 Only used in D16 Application Heating Cooling Shared Points Cooling Control Cooling Mode Lockout BAV AV 240 cool mode lockout When OAT is above this value cooling mode is enabled Temp setpt 1 Active Clg Stages Output AV 244 active clg stgs 1 Current number of cooling stages being requested Allow Night Setback Input BBV BV 242 allow night setbk 1 Allow the system to stage cooling at night to maintain minimum space temperature Must have Wall Temperature Sensor installed sequence Used only in space override applications Mode Changeover Timer 241 Minimum time between heating and cooling mode Number of stages Output BAV AV 245 num clg stgs 1 Number of available cooling stages Available Active temperature being used as controlling point for cooling Space DAT or Cooling Coil DAT Active Clg Controlling Output BAV AV 247 clg ctring sp 1 Active cooling control setpoint Space clg Setpoint DA Setpt cooling Setpoint or Cooling Coil DA Setpoint Neutral Air Cooling Temp Input BAV AV 248 na clg dbnd 1 Dead band Setpoint around the Neutral
133. tarts the reheat pump to maintain the discharge air temperature and humidity Option D16 On proof of fan status and when the Outside Air Dewpoint is above the Dewpoint Lockout Setpoint DwPtLkout 58 the Outside Air Temperature is above the OAT Low Limit Lockout Setpoint OATLoLkout 60 and below the OAT High Limit Lockout Setpoint OATHiLkout 120 the IQ System Controller starts the reheat pump to maintain the discharge air temperature and humidity With Option D16 the system overrides the reheat pump to allow the system to maintain the space conditions according to the following conditions Ifthe Space is calling for cooling the IQ System Controller disables the reheat pump and maintains the Room Override Cooling Setpoint RmOvdClg 55 The unit will remain in this mode until the space temperature equals the space cooling setpoint The IQ System Controller then returns to humidity control If the Space is calling for heating the IQ System Controller disables the reheat pump and maintains the Room Override Heating Setpoint RmOvdHtg 90 The unit will remain in this mode until the space temperature equals the space heating setpoint The IQ System Controller then returns to humidity control Form CP MAPSI D15 D16 D17 D18 Page 6 NOTE The ability to enable the dehumidification sequence by the humidity sensor was added in software version 2 01 Option D15 or D16 with Option DT7 If an optional space humidity sensor O
134. tection is active Filter is dirty Contact closed Outside air temperature sensor not reading correctly 60 open circuit 255 shorted circuit Cooling Coil discharge air temperature sensor not reading correctly 60 open circuit 255 shorted circuit Space sensor not reading correctly communication error 4 8 8 8 8 8 9 2 3 4 2 4 4 54 5 5 lled Igniti i i will i i 1 3 1 1 Alert Failed Ignition Attempt maximum number of retries not met will light or lockout 1 Alert Lost Flame flame is established but flame sensor signal is lost during call for heat 1 5 5 1 5 7 8 7 9 5 2 8 1 7 5 5 Space humidity sensor not reading correctly 5 Alert Insufficient Combustion Air furnace functional combustion airflow problem Alert Limited Low Fire to avoid flame loss at minimum fire reset by cycling power Alert Weak Flame Signal flame signal less than optimal service is required Alert Slave Error Deep modulation board monitoring is enabled but no feedback is available 0 VDC from board Error Failed Ignition maximum retries exceeded service is required Error Primary Limit Fuse Failure board fuse blown or temperature limit exceeded Error Modulation Valve Failure gas valve actuator control lost check wiring amp control zx 5 5 ID htg alm fi ID htg alm pl D htg alm mv E03 Mod Valve ID htg alm as ID htg alm as ID htg alm
135. tempera ture setpoint NA SP 70 minus the Mixed Air Temperature Offset MAT Offset 1 Option D16 The mixed air temperature setpoint is a constant value Default setpoint is 55 F MAT SP 55 Setpoint can be adjusted Application of Option GF9 applies to Options D15 and D16 The dual reference enthalpy control sequence will be enabled upon proof of fan The dampers will be modulated by the IQ System Controller between the required position open and 100 under the ventilation recirculation and economizer application program as follows Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 15 2 0 Sequence of Operation cont d NOTE The ability to enable the dehumidification sequence by the humidity sensor was added in software version 2 01 NOTE The ability to enable the dehumidification sequence by the humidity sensor was added in software version 2 01 Condition 1 Outside air temperature the mixed air temperature setpoint and the return air temperature the outside air temperature plus 2 Under this condition the IQ System Controller modulates the dampers to maintain the mixed air temperature MAT setpoint Condition 2 Outside air temperature mixed air temperature setpoint and outside air temperature return air temperature minus 2 Under this condition the outside air damper will be 10096 open and the return air damper shall be fully closed Condition 3 Outside air temperature gt return air temperature m
136. the active heating control setpoint ActHtgSP Heating will remain enabled when all of the fol lowing three conditions are met 1 The modulation valve output is equal to 0 2 The active heating control temperature ActHtgT is above the active heating control setpoint ActHtgSP by a difference of the heat staging deadband HtgStgDB 5 3 The modulation valve output has been at a minimum position for five minutes according to the minimum position timer MinPosTm 5 Form CP MAPSI D15 D16 D17 D18 Page 4 NOTE On the gas heat sections larger than 800 mbh AO 1 is used to enable each stage of heat The AO outputs 1 1 Vdc for each stage that is active Therefore stage one would equal 1 1 Vdc while stage two would equal 2 2 Vdc The AO is connected to a digital sequencing band to allow for multiple stages NOTE AO 1 is used to enable electric heating For single stage units AO 1 is connected to a low voltage relay and outputs 10 Vdc on a call for heat For three stage electric units AO 1 and AO 2 are connected to low voltage relays Each AO outputs 10 Vdc upon a call for the associated heat stage For four stage units AO 1 is connected to a digital sequencer board and outputs 1 1 Vdc for each active stage Therefore stage one equals an output of 1 1 Vdc while stage two equals 2 2 Vdc Gas Heat Section larger than 800 MBH and units with JHUP option Upon a call for heating and fan status the first stage o
137. the fan Once testing is complete you will need to return to the Test mode and disable it by turning it to the off position Follow step 7 Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 53 8 0 Troubleshooting Using the LED Lights for Troubleshooting NOTE See illustrations on pages 41 and 42 to identify LED lights The controller uses onboard LED lights to provide status of certain functions as well as various diagnostic conditions The controller has 19 LED Lights Power Run Error Tx and Rx for Port 1 Tx and Rx for Port 2a one for each of the six binary outputs and one for each of the six analog outputs The LED lights pro vide visual indication of power device status or communications The following tables define how to use the LED lights for troubleshooting Power The controller has power The controller is receiving data from the network segment there is an Rx LED for Ports 1 and 2a there is a Tx LED for Ports 1 and 2a 22H57 a the signal output BOR The The binary output is active i output is active NOTE The IQ Controller is protected by internal solid state polyswitches on the incoming power and network connections These polyswitches are not replaceable and will reset themselves if the condition that caused the fault returns to normal The RUN and ERROR LED lights indicate control module and network status 2 flashes per second E E altarman with Five minute auto restart del
138. til you reach the Schedule selection 1111 It sichleldulilels1 2 Once Schedules is selected press the Enter Button NOTE This moves you to the schedule page 3 Once on this page press the Right Arrow Button to scroll down until you reach the Daily Schedule selection sielni Ep It o H iolilildaly 5 1 4 Once Daily Sch is selected press the Enter Button NOTE This moves you to the daily schedule page _ 5 5 5 Now press the Left Arrow Button to scroll down to each selection to setup the schedule as follows a The first thing is to activate the Daily schedule by changing the use schedule command from No to Yes The default on the use is No b Nextis to set the start hours and minutes The default start time on Daily schedule 1 is 7 30 7 30 am c Next set the stop hours and minutes The default stop time on Daily schedule 1 is 18 30 5 30 pm d The last step is to scroll to each day of the week and either activate or deactivate the daily schedule event If the day is shown then the daily schedule is active for that day The default active days on Daily schedule 1 are Mon Tue Wed Thu and Fri Sat and Sun are deactivated by default 6 Once complete you can go to the Next Menu link to access Daily Schedule 2 or Prev Menu Link to return to the schedules page The unit has two available interf
139. tpoints 3 5 31 Miscellaneous Menu 3 5 32 Alarm Configuration Setpoints 3 5 33 Service Menu 3 5 34 Test Mode Menu 3 5 35 Manual Test Mode Menu 3 5 36 Calibration Menu Consult factory 3 5 37 Loop Tuning Menu Consult factory 3 5 38 Reset Alarms 3 5 39 Inputs Outputs 3 5 40 Technical Support Menu 3 5 41 Change Number Menu 3 5 42 System Menu 3 5 43 Clockset Menu 3 5 44 BACnet 3 5 45 Router Contact factory 3 5 46 Configuration Menu 3 5 47 Schedule Menu 3 5 48 Alarm Menu 3 5 49 Help Menu 4 0 IQ System Layout 4 1 IQ System Base Controller Layout 4 2 IQ System Expansion Board Layout Option BHB6 4 3 Physical Point Layout 4 4 Airflow Diagram 5 0 Field Installed Sensors 5 1 Sensor Wiring General Guidelines 5 2 Discharge Air Sensor 5 3 Room Interface Module Option CL77 5 4 Pressure Sensors Options BE11 and BE12 5 5 Space CO2 Sensor Option BE15 5 6 Space Humidity Sensor Option DT7 5 7 Remote Unit Interface Module Option RB3 6 0 Controls Parts List 7 0 Test Mode 7 1 General 7 2 Example on how to use the Test Mode 8 0 Troubleshooting 9 0 Network 9 1 General 9 2 Protocols 9 3 BACnet 9 3 1 Controller Settings for BACnet over MS TP 9 3 2 Controller Settings and BACnet Over ARCnet 9 4 LonWorks Requires Option BHB5 9 5 Troubleshooting Network Communication 9 6 BACnet Network Point List APPENDIX Controller Information for Energy Recovery Module when NOT Communicating with the MAP
140. ts are broken up into three different menus Fan only fan plus cooling system and fan plus heating system The system will not allow heating and cooling to run at the same time To start the cooling or heat command a stage on and the IQ system will start the fan automatically before starting the cooling When moving from one component to the next the system shuts down the current compo nent automatically including the fan before starting the next one The test mode has a maximum of three hours continuous run time 7 2 Example on how to use the Test Mode Display will appear as 1 illustrated First press the Home Button Now Press the right arrow button to scroll down until you reach the Menus selection i e k ISje t p t s 1 Once Menus is selected press the Enter button NOTE This moves you to the Menus page The system will then request a password The password is 0000 This is entered by pressing the NC button to input a number then the right arrow button to move to the next position After you have entered all the numbers press the press the Enter button Then scroll down to the Service menu and press the Enter button NOTE This moves you to the Service page t Once in the Service Menu scroll down to the Test Mode menu and press the Enter button jo jojo 1
141. tton is used to cancel a setpoint change before the Enter e button is used to accept the change e INC Button is used to increase values DEC Button is used to decrease values LJ LEFT ARROW Button is used to move the cursor upwards in a menu list or to move to previous alarm or logged record This is also used when a numerical setpoint is selected to move between the ones tens and hundreds digits X X X F RIGHT ARROW Button is used to move the cursor downwards in a menu list or to move to previous alarm or logged record This is also used when a numerical setpoint is selected to move between the ones tens E ENTER Button is used to select a line indicated by the brackets This K also makes changes effective Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 23 3 0 Dialogs with 3 2 Unit Interface Module BACview cont d the Reznor 3 2 2 Using the Display MAPS Units Th lowing section describes in detail how to accomplish viewing status information cont d changing a setpoint and using the test mode EXAMPLE 1 Viewing 1 First press the Home Button 3 Press the Right Arrow Button to scroll the Summary Page Now press the Right Arrow down through the summary menu to view Button to scroll down until you the setpoints NOTE You can press the o alel lJu nio c clulp ile d reach the Summary selection Left Arrow Button to scroll back up the LI SlulmimlalrlyE 2 With Summary on the display summary
142. untime Only used when compressor installed ai installed Comp A Runtime Alarm Output BALM BV 407 compa runtime alm 1 Compressor runtime Alarm Alarm Condition occurs when runtime exceeds Limit Setpoint Only used when compressor installed Comp B Runtime Alarm Output BALM BV 408 compb runtime alm 1 Compressor runtime Alarm Alarm Condition occurs when runtime exceeds Limit Setpoint Only used when compressor installed Comp C Runtime Alarm Output BALM BV 409 compc runtime alm 1 Compressor runtime Alarm Alarm Condition occurs when runtime exceeds Limit Setpoint Only used when compressor installed Comp D Runtime Alarm Output BALM BV 410 comp4 runtime alm 1 Compressor runtime Alarm Alarm Condition occurs when runtime exceeds Limit Setpoint Only used when compressor installed Smoke Alarm Output BALM 411 smoke detect alm 4 Phase Loss Alarm Output BALM BV 412 phase loss alarm 1 Enabled Limit Form CP MAPSI D15 D16 D17 D18 Page 68 Object ID Object Name i BBV BV 415 compb_rt_alm_en_1 Enabled BAV 416 compb rt alm limit 1 Comp C Runtime Alarm BBV BV417 compc_rt_alm_en_1 Enabled Limit Comp C Runtime Alarm BAV 418 compc_rt_alm_limit_1 Limit Comp D Runtime Alarm BBV BV 419 compd_rt_alm_en_1 Enabled Comp D Runtime Alarm BAV 420 compd_rt_alm_limit_1 Limit imit AV 422 saf rt alam limit 1 i BBV BV 423 reht rt alm en 1 Enabled z o omo gt
143. ure the jumper for the communication port is set to the communication networks wiring type EIA 485 or EIA 232 3 Dip switch selection a Make sure the correct protocol is chosen Switches 5 6 7 amp 8 b Make sure the correct baud rate is chosen Switches 1 amp 2 C NOTE These settings are defined at controller start up Power must be cycled to make a settings change 4 Addressing The rotary address switches define the controllers individuality on the network Each controller must have a unique address Communication LED Indicator Lights The LED lights indicate if the controller is speaking to the devices on the network The LED lights should reflect communication traffic based on the baud rate set The higher the baud rate the faster the LED s 9 6 BACnet Network Point List Name Directon Type objectiO J Wow o Occupancy Control BAS Occ Unocc Control Input BBV BV 50 bas occ unocc cmd 1 Binary value to control occupied and unoccupied mode Used only when selected in schedule configuration BAS On Off Input BBV BV 51 bas on off cmd 1 Binary value to control On and Off mode Used only when selected in schedule configuration BAS Min Until OCC Input BAV AV 52 bas_min_til_occ_1 Minutes until next occupied state Used when BACnet schedule is used to allow optimum start application Occupancy Status Output BV 54 Current occupancy Status On Occupied Minutes Until Occupied Output BAV AV 55 Minutes unti
144. uture Expansion IN 6 DI Future Expansion IN 5 DI Future Expansion IN 4 DI Future Expansion IN 3 DI Future Expansion IN 2 DI Input 2 status Ex Fan etc ON OFF Dry Contract Control Panel IN 1 DI Input 1 status Ex Fan etc ON OFF Dry Contract Control Panel BO 8 BO Future Expansion BO 7 BO Future Expansion BO 6 BO Future Expansion BO 5 BO Ex Fan Start Stop ON OFF Relay Control Panel BO 4 BO Future Expansion BO 3 BO Future Expansion BO 2 BO Future Expansion BO 1 BO Future Expansion Form CP MAPS D15 D16 D17 D18 P N 254003R8 Page 43 4 0 IQ System 4 3 Physical Point Layout cont d Layout contd ERM IQ System Controller 6126 Typical Points Layout roni Point Name Value Interface Device pandi Type Optional Al ERM Ea Pressure Input inch WC Pressure Optional transducer Al ERM SA Fan Pressure Input inch wc Pressure Optional transducer ERM Return Air Humidit Humidity Sensor Optional Di ERM Wheel Status On Off Current Switch Standard ERM EA Fan Status On Off Diff Press Standard Switch ERM SA Fan Status On Off Diff Press Standard Switch DI ERM Start Stop Input On Off Dry Contact Standard Diff Press ERM Dirty Filter On Off Optional ERM Return Air Temp Optional ERM OA Temp Standard Standard Optional Optional DO ERM Wheel Start Stop On Off Relay Standard IDO ERM EA Fan Start Stop On Off Relay Standard IDO 1 ERM SAFan Start Stop On Off R
145. ve changeover 0 20 value Cng sWide Change over point from Change per scan wide to change per scan tight Scan Rate Deadband Pressure Pressure Setpoint Distance from setpoint control loop tries to maintain ChngOver 300 sec 10 Status Only Status Only Deadband Press Sp Deadband 0 10 05 Minimum VFD speed the loop uses to control setpoint Maximum VFD speed the loop uses to control setpoint Previous menu link Min Speed 20 100 50 Max Speed 20 100 100 Menu Link Factory ink Menu Link E Menu Link Factory Status Only ras Prev Strtup Pct Deadband Prev Description Inputs Status list List all current inputs Output Status list List all current outputs and status Previous menu link lnputs 9 o s l o 2 REIHE 5 5 g gies o Prev SYSTEM MENU Control Display Description e Current System Software Version number Clockset System Clock Set menu link Change Number menu link ion Support BACNE BACnet menu Used to modify Instance numbers ROUTE Router Menu Used to change from MSTP to ARCnet Previous menu link CLOCKSET MENU Description Day Month Year Hour Minute Second Previous menu link B ACNET Control in Display Description Current Instance Number This can be manually set if Autogenerate N Form CP MAPSI D15 D16 D17 D18
146. with members of the LonMark Interoperability Association It requires the use of Echelon s Neuron microprocessor to encode and decode the LonWorks packets The LonWorks protocol is based on the concept of using standardized functional profiles to control similar pieces of equipment OEM control modules are LonWorks devices but are not LonMark devices A LonMark device has been thoroughly tested by Echelon LonMark org and has been given the LonMark logo indicating compliance with the LonWorks profile specification All LonMark devices require the use of proprietary hardware manufactured by Echelon Corp Connecting the IQ System Controller to the LON plug in 1 Turn off the power to the IQ controller 2 Set the IQ module address BACnet Device Instance as defined by the dual rotary dial switches See controller illustration page 41 locate the rotary dial switches Address to set is determined by the front end BAS contractor Default for BAC net is 02 as illustrated below EXAMPLE If the control module s address is 02 point the arrow on the Tens digit switch to 0 and the arrow on the Ones digit switch to 2 Tens Digit Switch Default 02 setting is illustrated T If dial s needs set use a small Ones Digit screwdriver Switch 3 Set the communications speed baud rate See controller illustration page 41 On the left side locate Communications Switches 1 and 2 Set the switches according to the legend 96
147. within the logic of the IQ controller to accommodate the settings of the front end BAS These settings are predicated by the Building Automa tion System and can be accessed for system interface with the Reznor controls using the BACview To access the menu for protocol adjustment first press the HOME button Then press the RIGHT ARROW button to scroll down until the MENU selection choice is dis played BACview Change Menu Settings follow the instructions using the numbers that coordinate with the BAS ROUTER MENU Specific BACnet over ARCnet NETWORK Number from the BAS contractor BACNET MENU Specific BASE DEVICE ID SETTING from the BAS contractor Menu Directory Once the MENU option is reached and highlighted press the ENTER button The BACview will then prompt for a password to gain access further into the MENU sub directories The password is 0000 Enter the password using the INC button to change the left variable to 0 then the RIGHT ARROW button to move to the next position Press the INC button once again to change the next position to 0 and repeat until four zeros appear then hit ENTER System Menu Directory o From the MENU sub directory press the RIGHT ARROW down until the SYSTEM MENU option is displayed o Press the ENTER button o Once inside the System Menu sub directory RIGHT ARROW down until the ROUTER menu option is displayed o Press the ENTER button The BACview will then prompt for an add
148. y Control Option D15 The mixed air temperature MAT setpoint is the discharge air tempera ture setpoint NA SP 70 minus the Mixed Air Temperature Offset MAT Offset 1 Option D16 The mixed air temperature setpoint is a constant value Default setpoint is 55 F MAT SP 55 Setpoint can be adjusted Application of Option GF8 applies to Options D15 and D16 The dual reference enthalpy control sequence will be enabled upon proof of fan The dampers will be modulated by the IQ System Controller between the required position open and 100 under the ventilation recirculation and economizer application program as follows Condition 1 Outside air temperature the mixed air temperature setpoint and the return air enthalpy gt the outside air enthalpy plus 2 Under this condition the IQ Sys tem Controller modulates the dampers to maintain the mixed air temperature MAT setpoint Condition 2 Outside air temperature mixed air temperature setpoint and outside air enthalpy return air enthalpy minus 2 Under this condition the OA dampers will be 100 open and the RA damper shall be fully closed Condition 3 Outside air enthalpy gt return air enthalpy minus 2 Under this condition the outside air damper will be at its required position for minimum flow and the return air damper will be at its corresponding position open Option GF9 Dry Bulb Economizer Control Option D15 The mixed air temperature MAT setpoint is the discharge air
149. y condition If the Humidity sensor is set to Disable dH the IQ controller disables the dehumidification sequence when the space humidity is below the space humidity setpoint SpcHumSP 60 If the Humidity sensor is set to Enable dH the IQ controller enables the dehumidification sequence when the space humidity is above the space humidity setpoint SpcHumSP 60 and the outside air temperature are within the low and high limits Options D17 and D18 Modulating Electric Reheat Options D17 and D18 use the electric heating elements for both heating and reheat Control Ooption D17 follows the same sequence as D15 while Option D18 follows the same sequence as D16 On proof of fan status and when the Outside Air Dewpoint is above the Reheat Dewpoint Lockout Setpoint DwPtLkout 58 the Outside Air Temperature is above the Reheat Low Limit Lockout Setpoint OATLoLkout 60 and below the Reheat High Limit Lockout Setpoint OATHiLkout 120 the IQ System Controller starts the elect reheat to maintain the discharge air temperature and humid ity Option D17 The dehumidification control changes the cooling control from the Active Neutral Air Cooling Setpoint to the Cooling Coil Discharge Air Temperature Setpoint CC DAT SP 55 The IQ System Controller then modulates the electric reheat to maintain the Active Neutral Air Cooling Heating Setpoint based on the system mode Option D18 The dehumidification control changes the cooling control from

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